HM628512LRR-5SL HITACHI, HM628512LRR-5SL Datasheet

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HM628512LRR-5SL

Manufacturer Part Number
HM628512LRR-5SL
Description
HM628512LRR-5SLHitachi Metals, Ltd [524288-word x 8-bit High Speed CMOS Static RAM]
Manufacturer
HITACHI
Datasheet
Description
The Hitachi HM628512 is a 4-Mbit static RAM organized 512-kword
performance and low power consumption by employing 0.5 m Hi-CMOS process technology. The device,
packaged in a 525-mil SOP (foot print pitch width) or 400-mil TSOP TYPE II or 600-mil plastic DIP, is
available for high density mounting. LP-version is suitable for battery backup system.
Features
High speed: Fast access time:
Low power
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 backup operation (L/L-SL version)
55/65/70 ns (max)
Standby: 10 W (typ) (L/L-SL version)
Operation: 75 mW (typ) (f = 1 MHz)
524288-word
HM628512 Series
8-bit High Speed CMOS Static RAM
8-bit. It realizes igher density, higher
ADE-203-236F (Z)
Jun. 9, 1995
Rev. 6.0

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HM628512LRR-5SL Summary of contents

Page 1

... Description The Hitachi HM628512 is a 4-Mbit static RAM organized 512-kword performance and low power consumption by employing 0.5 m Hi-CMOS process technology. The device, packaged in a 525-mil SOP (foot print pitch width) or 400-mil TSOP TYPE II or 600-mil plastic DIP, is available for high density mounting. LP-version is suitable for battery backup system. ...

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... HM628512LTT HM628512LTT- HM628512LTT HM628512LTT-5SL 55 ns HM628512LTT-7SL 70 ns HM628512LRR HM628512LRR- HM628512LRR HM628512LRR-5SL 55 ns HM628512LRR-7SL Package 600-mil 32-pin plastic DIP (DP-32) 525-mil 32-pin plastic SOP (FP-32D) 400-mil 32-pin plastic TSOP II (TTP-32D) 400-mil 32-pin plastic TSOP II reverse (TTP-32DR) ...

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... A13 A11 A10 I/ I/O7 20 I/O6 19 I/O5 HM628512LRR Series 18 I/ I/O3 CC A15 31 A17 A13 A11 A10 I/O7 21 I/O6 20 I/O5 19 I/O4 18 I/O3 17 HM628512 Series A15 ...

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HM628512 Series Block Diagram A12 A14 I/O0 I/ • • • Memory Matrix Row • 1,024 • Decoder • Column I/O • Input Column Decoder Data Control A13 ...

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Function Table Note Absolute Maximum Ratings Parameter Voltage on any pin relative to V Power dissipation Operating temperature ...

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HM628512 Series DC Characteristics ( + Parameter Input leakage current Output leakage current Operating power supply current: DC Operating power supply current Operating power supply current Standby power supply current: DC Standby power supply current ...

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AC Characteristics ( + Test Conditions Input pulse levels: 0 2.4 V Input rise and fall time Input and output timing reference levels: 1.5 V Output load: 1 TTL Gate + ...

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HM628512 Series *1 Read Timing Waveform Address CS OE Dout Note high for read cycle OLZ OHZ Valid Data t OH ...

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Write Cycle Parameter Write cycle time Chip selection to end of write Address setup time Address valid to end of write Write pulse width Write recovery time WE to output in high-Z Data to write time overlap Data hold from ...

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HM628512 Series Write Timing Waveform (1) (OE Clock) Address Dout Din Note the CS low transition occurs simultaneously with the WE low transition or after the WE transition, the output remain in a high impedance ...

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Write Timing Waveform (2) (OE Low Fixed) Address Dout Din Notes the CS low transition occurs simultaneously with the WE low transition or after the WE transition, the output remain in a high impedance ...

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HM628512 Series Low V Data Retention Characteristics ( + This characteristics is guaranteed only for L/L-SL version. Parameter V for data retention CC Data retention current Chip deselect to data retention time Operation recovery time ...

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Package Dimensions HM62851P/LP Series (DP-32) 42.5 Max 32 1 2.3 Max 2.54 ± 0.25 41 1.2 0.48 ± 0.10 HM628512 Series 15.24 + 0.11 0.25 – 0.05 0° – 15° Unit ...

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HM628512 Series HM628512FP/LFP Series (FP-32D) 20.45 20.95 Max 32 1 1.0 Max 1.27 + 0.10 0.40 – 0.05 HM628512LTT Series (TTP-32D 0.40 ± 0. 0.10 0.15 M 20.95 21.35 Max 17 16 1.27 0.21 M ...

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... HM628512LRR Series (TTP-32DR 0.40 ± 0.10 20.95 21.35 Max 16 17 1.27 0.21 M 1.15 Max 0.10 HM628512 Series 11.76 ± 0.2 0 – 5° 0.50 ± 0.10 Unit ...

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