HM62256BLTM-5SL HITACHI, HM62256BLTM-5SL Datasheet
HM62256BLTM-5SL
Related parts for HM62256BLTM-5SL
HM62256BLTM-5SL Summary of contents
Page 1
... HM62256B Series 32,768-word Description The Hitachi HM62256B is a CMOS static RAM organized 32-kword performance and low power consumption by employing 0.8 m Hi-CMOS process technology. The device, packaged TSOP, 8 print pitch width), 600-mil plastic DIP, or 300-mil plastic DIP, is available for high density mounting. It offers low power standby power dissipation ...
Page 2
... HM62256BLFP-7SLT 70 ns HM62256BLFP-7ULT 70 ns HM62256BLT HM62256BLT-7SL 70 ns HM62256BLTM HM62256BLTM-4SL 45 ns HM62256BLTM-5SL 55 ns HM62256BLTM-7SL 70 ns HM62256BLTM-7UL 70 ns Note: 1. Under development 600-mil 28-pin plastic DIP (DP-28) 300-mil 28-pin plastic DIP (DP-28NA) 450-mil 28-pin plastic SOP (FP-28DA 32-pin TSOP (TFP-32DA ...
Page 3
... A13 A11 A14 9 A12 A10 I/ I/O6 (Top View) I/O5 I/O4 HM62256BLTM Series I/ A11 A13 A14 2 A12 (Top View) 3 HM62256B Series A10 32 CS ...
Page 4
HM62256B Series Block Diagram (MSB) A12 A5 A7 • • A6 • A8 • • A13 • • A14 A4 (LSB) A3 I/O0 • • • • • • • • • • I/ Function Table WE ...
Page 5
Absolute Maximum Ratings Parameter *1 Power supply voltage *1 Terminal voltage Power dissipation Operating temperature Storage temperature Storage temperature under bias Notes: 1. Relative min: –3.0 V for pulse half-width T 3. Maximum voltage is ...
Page 6
HM62256B Series DC Characteristics ( + Parameter Input leakage current Output leakage current Operating power supply current Average operating HM62256B-4 I power supply current HM62256B-5 I HM62256B-7 I HM62256B-8 I Standby power supply current Output ...
Page 7
AC Characteristics ( + Test Conditions Input pulse levels: 0 2.4 V Input rise and fall times Input and output timing reference level: 1.5 V Output load: HM62256B-4: HM62256B-5: HM62256B-7/8: 1 ...
Page 8
HM62256B Series Read Timing Waveform ( (1) WE Address CS OE High impedance Dout Read Timing Waveform ( (2) WE Address t OH Dout = Valid address ACS OLZ =V ...
Page 9
Read Timing Waveform ( ( CLZ High impedance Dout Note: 1. Address must be valid prior to or simultaneously with CS going low ACS Valid data 9 HM62256B ...
Page 10
HM62256B Series 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 ...
Page 11
Write Timing Waveform ( Address Dout High impedance Din If CS goes low simultaneously with WE going low or after WE going low, Note: 1. the outputs remain in the high impedance state. Clock) ...
Page 12
HM62256B Series Write Timing Waveform ( Address Dout High impedance Din Notes goes low simultaneously with WE going low or after WE going low, the outputs remain in the high impedance ...
Page 13
Low V Data Retention Characteristics ( + Parameter V for data retention CC Data retention current Chip deselect to data retention time t Operation recovery time Notes: 1. Typical values are ...
Page 14
HM62256B Series Package Dimensions HM62256BLP Series (DP-28) 35.60 36.50 Max 28 1 1.20 1.90 Max 2.54 ± 0.25 HM62256BLSP Series (DP-28NA) 37.32 Max 28 1 1.3 2.2 Max 2.54 ± 0. 0.48 ± 0.10 36 0.48 ...
Page 15
HM62256BLFP Series (FP-28DA) 18.00 18.75 Max 28 1 1.27 Max 1.27 ± 0.10 HM62256BLT Series (TFP-32DA) 8.00 8.20 Max 32 1 0.50 0.20 ± 0.10 0.08 0.45 Max 0. 0.10 0.40 – 0. 14.00 ...