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HM62256ALP-10
Standard SRAM, 32KX8, 100ns, CMOS, PDIP28, 0.600 INCH, PLASTIC, DIP-28HM62256ALP-10
Standard SRAM, 32KX8, 100ns, CMOS, PDIP28, 0.600 INCH, PLASTIC, DIP-28
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Service & Packaging
Service & Packaging
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Initiate the application within 90 days from the shipment date.
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HM62256ALP-10 DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
32,768-word ×8-bit High Speed CMOS Static RAMThe Hitachi HM62256A is a CMOS static RAM organized 32-kword ×8-bit. It realizes higher performance and low power consumption by employing 0.8 µm Hi-CMOS process technology. The device, packaged in a 8 ×14 mm TSOP with thickness of 1.2 mm, 450-mil SOP (foot print pitch width), 600-mil plastic DIP, or 300-mil plastic DIP, is available for high density mounting. TSOP package is suitable for cards, and reverse type TSOP is also provided. It offers low power standby power dissipation; therefore, it is suitable for battery back up system.Features • High speed: Fast Access time 85/100/120/150 ns (max) • Low Power Standby: 5 µW (typ) (L/L-SL version) Operation: 40 mW (typ) (f = 1 MHz) • Single 5 V supply • Completely static memory No clock or timing strobe required • Equal access and cycle times • Common data input and output: Three state output • Directly TTL compatible: All inputs and outputs • Capability of battery back up operation
Key Features
- High speed: Fast Access time 85/100/120/150 ns (max)
- Low Power
- Standby: 5 µW (typ) (L/L-SL version)
- Operation: 40 mW (typ) (f = 1 MHz)
- Single 5 V supply
- Completely static memory No clock or timing strobe required
- Equal access and cycle times
- Common data input and output: Three state output
- Directly TTL compatible: All inputs and outputs
- Capability of battery back up operation
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Pbfree Code | No | Rohs Code | No |
| Part Life Cycle Code | Obsolete | Part Package Code | DIP |
| Pin Count ! | 28 | Reach Compliance Code | |
| ECCN Code | EAR99 | HTS Code ! | 8542.32.00.41 |
| Access Time-Max | 100 ns | I/O Type | COMMON |
| JESD-30 Code | R-PDIP-T28 | JESD-609 Code | e0 |
| Length | 35.6 mm | Memory Density | 262144 bit |
| Memory IC Type | STANDARD SRAM | Memory Width | 8 |
| Number of Functions | 1 | Number of Ports ! | 1 |
| Number of Terminals | 28 | Number of Words | 32768 words |
| Number of Words Code | 32000 | Operating Mode ! | ASYNCHRONOUS |
| Operating Temperature-Max | 70 °C | Operating Temperature-Min | |
| Organization | 32KX8 | Output Characteristics | 3-STATE |
| Output Enable | YES | Package Body Material | PLASTIC/EPOXY |
| Package Code | DIP | Package Equivalence Code | DIP28,.6 |
| Package Shape | RECTANGULAR | Package Style | IN-LINE |
| Parallel/Serial | PARALLEL | Power Supplies ! | 5 V |
| Qualification Status ! | Not Qualified | Seated Height-Max | 5.7 mm |
| Standby Current-Max | 0.00001 A | Standby Voltage-Min | 2 V |
| Supply Current-Max | 0.07 mA | Supply Voltage-Max (Vsup) | 5.5 V |
| Supply Voltage-Min (Vsup) | 4.5 V | Supply Voltage-Nom (Vsup) | 5 V |
| Surface Mount ! | NO | Technology | CMOS |
| Temperature Grade ! | COMMERCIAL | Terminal Finish | TIN LEAD |
| Terminal Form ! | THROUGH-HOLE | Terminal Pitch ! | 2.54 mm |
| Terminal Position | DUAL | Width | 15.24 mm |
Specification Comparison
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is HM62256ALP-10?
The HM62256ALP-10 is a 32,768 word x 8-bit high-speed CMOS static random access memory (SRAM) chip manufactured by Hitachi. It is commonly used in various electronic devices and systems for data storage and retrieval purposes.
How Does HM62256ALP-10 Work?
The HM62256ALP-10 works by storing digital data in a non-volatile memory array. It allows random access to any memory location, enabling fast read and write operations. The SRAM chip retains data as long as power is supplied and does not require periodic refresh cycles, making it suitable for applications requiring fast and reliable data storage.
How Many Pins does HM62256ALP-10 have and What are the Functions of the Pinout Configuration?
The HM62256ALP-10 is housed in a 28-pin DIP (Dual Inline Package) or SOP (Small Outline Package) package. The pinout configuration includes:
- Address Pins (A0-A14): Input pins for memory address selection.
- Data Pins (Q1-Q8): Bidirectional input/output pins for data transfer.
- Chip Enable (CE), Output Enable (OE), Write Enable (WE): Control pins for enabling memory access and operations.
- VCC, GND: Power supply and ground pins.
What are the Pros and Cons of HM62256ALP-10?
Pros:
- High Speed: Offers fast access times for efficient data retrieval.
- Non-volatile Storage: Retains data without the need for periodic refresh cycles.
- Low Power Consumption: Operates with low power, suitable for battery-powered devices.
- Wide Operating Voltage Range: Supports a wide range of supply voltages for flexibility in different applications.
Cons:
- Small Storage Capacity: May not be suitable for applications requiring large amounts of data storage.
- Relatively Large Package Size: The 28-pin DIP or SOP package may take up more space compared to smaller form factor memory chips.
Are There Any Equivalents/Alternatives to HM62256ALP-10 for Recommendation?
Alternative SRAM chips with similar specifications to the HM62256ALP-10 include the CY62256 and CY62256L from Cypress Semiconductor, and the AS6C62256 from Alliance Memory.
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