HN62334B Series 524288-word x 8-bit CMOS Mask Programmable ROM Description The HN62334B is a 4-Mbit CMOS mask-programmable ROM organized as 524288 words by 8 bits. Realizing low power consumption, this memory is allowed for battery operation. Features * * * * * Single +5V power supply Wired OR is permitted for the output in three states. TTL compatible Maximum access time: 150 ns (max) Low power consumption: 100 mW (typ) active 5 W (typ) standby * Byte-wide data organization * Pin compatible with JEDEC (EP-ROM) Ordering Information Type No. Access Time Package HN62334BP-15 150 ns 600 mil 32-pin plastic DIP (DP-32) HN62334BF-15 150 ns 32-pin plastic SOP (FP-32D) HN62334BTT-15 150 ns 32-pin plastic TSOP-II (TTP-32DB) HN62334B Series Pin Arrangement NC A16 A15 A12 A7 A6 A5 A4 A3 A2 A1 A0 D0 D1 D2 VSS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 VCC A18 A17 A14 A13 A8 A9 A11 OE A10 CE D7 D6 D5 D4 D3 (Top view) Block Diagram D0 A0 to A18 CE OE 2 Address buffer Memory array 3-state output buffer to D7 HN62334B Series Absolute Maximum Ratings Parameter Symbol Value Unit Note Supply voltage VCC -0.3 to +7.0 V 1 All input and output voltage VT -0.3 to VCC + 0.3 V 1 Operating temperature range Topr 0 to +70 C Storage temperature range Tstg -55 to +125 C Temperature under bias Tbias -20 to +85 C Note: 1. With respect to V SS . Recommended Operating Conditions (VSS = 0 V, Ta = 0 to +70C) Parameter Symbol Min Typ Max Unit Supply voltage VCC 4.5 5.0 5.5 V Input voltage VIH 2.2 -- VCC + 0.3 V VIL -0.3 -- 0.8 V DC Characteristics (VCC = 5 V 10%, VSS = 0 V, Ta = 0 to +70C) Parameter Symbol Min Max Unit Test Conditions Active I CC -- 50 mA VCC = 5.5 V, IDOUT = 0 mA, tRC = min Standby I SB -- 30 A VCC = 5.5 V, CE V CC - 0.2 V Input leakage current |IIL| -- 10 A Vin = 0 to VCC Output leakage current |IOL | -- 10 A CE = 2.4 V, VOUT = 0 to VCC Output voltage VOH 2.4 -- V I OH = -205 A VOL -- 0.4 V I OL = 1.6 mA Supply current Capacitance (VCC = 5 V 10%, VSS = 0 V, Ta = 25C, VIN = 0 V, f = 1 MHz) Parameter Symbol Min Max Unit Input capacitance Cin -- 15 pF Output capacitance Cout -- 15 pF Note: This parameter is sampled and not 100% tested. 3 HN62334B Series AC Characteristics (VCC = 5 V 10%, VSS = 0 V, Ta = 0 to +70C) * Output load: 1TTL gate + C L = 100 pF (including jig capacitance) * Input pulse level: 0.8 to 2.4 V * Input and output timing reference levels: 1.5 V * Input rise and fall time: 10 ns HN62334B Parameter Symbol Min Max Unit Read cycle time t RC 150 -- ns Address access time t AA -- 150 ns CE access time t ACE -- 150 ns OE access time t OE -- 70 ns Output hold time from address change t DHA 0 -- ns Output hold time from CE t DHC 0 -- ns Output hold time from OE t DHO CE to output in high-Z t 0 -- ns *1 CHZ -- 70 ns *1 -- 70 ns OE to output in high-Z t OHZ CE to output in low-Z t CLZ 10 -- ns OE to outpu in low-Z t OLZ 10 -- ns Note: 4 1. t CHZ and tOHZ are defined as the time at which the output achieves the open circuit conditions and are not referred to output voltage levels. HN62334B Series Timing Waveforms Normal Mode t RC Address t AA t DHA t ACE CE t CHZ t CLZ t DHC t OE OE t OHZ t DHO t OLZ Dout Valid data High-Z Notes: 1. tDHA, tDHC, tDHO: Determined by faster. 2. tAA, tACE, tOE: Determined by slower. 3. tCLZ, tOLZ: Determined by slower. 5 HN62334B Series Package Dimensions HM62334BP Series (DP-32) Unit: mm 41.90 42.50 Max 17 13.40 13.70 Max 32 1 16 5.08 Max 1.20 0.48 0.10 2.54 0.25 0.51 Min 2.54 Min 2.30 Max 15.24 + 0.11 0.25 - 0.05 0 - 15 HM62334BF Series (FP-32D) Unit: mm 20.45 20.95 Max 17 11.30 32 1 0.10 0.40 +- 0.05 6 0.15 M 0.15 1.27 0.10 + 0.12 - 0.10 + 0.13 - 0.07 1.00 Max 14.14 0.30 1.42 0.22 3.00 Max 16 0-8 0.80 0.20 HN62334B Series HM62334BTT Series (TTP-32DB) Unit: mm 8.00 8.20 Max 9 25 8 11.80 24 0.50 0.22 0.08 0.20 0.06 0.10 M 0.80 13.40 0.30 +0.10 0.13 -0.05 +0.055 0.10 0.145 -0.015 1.20 Max 0.45 Max 0 - 5 0.50 0.10 7