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TMS27C/PC256-12 PDF预览

TMS27C/PC256-12

更新时间： 2024-02-03 04:43:51
品牌 Logo 应用领域
德州仪器 - TI 存储PC可编程只读存储器
页数 文件大小 规格书
13页 185K
描述
TMS27C256 32768 BY 8-BIT UV ERASABLE TMS27PC256 32768 BY 8-BIT PROGRAMMABLE READ-ONLY MEMORIES

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TMS27C/PC256-12 数据手册

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TMS27C256 32768 BY 8-BIT UV ERASABLE  
TMS27PC256 32768 BY 8-BIT  
PROGRAMMABLE READ-ONLY MEMORIES  
SMLS256H– SEPTEMBER 1984 – REVISED NOVEMBER 1997  
Organization . . . 32768 by 8 Bits  
Single 5-V Power Supply  
J PACKAGE  
(TOP VIEW)  
Pin Compatible With Existing 256K MOS  
ROMs, PROMs, and EPROMs  
V
A12  
A7  
A6  
A5  
A4  
A3  
A2  
A1  
A0  
DQ0  
DQ1  
DQ2  
GND  
V
CC  
1
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
PP  
A14  
A13  
A8  
A9  
A11  
G
2
All Inputs /Outputs Fully TTL Compatible  
Max Access/Min Cycle Time  
3
4
V
± 10%  
5
CC  
6
’27C/PC256-10  
’27C/PC256-12  
’27C/PC256-15  
’27C/PC256-17  
’27C/PC256-20  
’27C/PC256-25  
100 ns  
120 ns  
150 ns  
170 ns  
200 ns  
250 ns  
7
A10  
E
8
9
DQ7  
DQ6  
DQ5  
DQ4  
DQ3  
10  
11  
12  
13  
14  
Power Saving CMOS Technology  
Very High-Speed SNAP! Pulse  
Programming  
3-State Output Buffers  
FM PACKAGE  
(TOP VIEW)  
400-mV Minimum DC Noise Immunity With  
Standard TTL Loads  
Latchup Immunity of 250 mA on All Input  
and Output Lines  
4
3 2 1 32 31 30  
Low Power Dissipation (V  
= 5.5 V)  
CC  
5
6
7
8
9
29  
A6  
A5  
A4  
A3  
A2  
A8  
– Active . . . 165 mW Worst Case  
– Standby . . . 1.4 mW Worst Case  
(CMOS Input Levels)  
28  
27  
A9  
A11  
26 NC  
Temperature Range Options  
G
A10  
E
DQ7  
DQ6  
25  
24  
23  
22  
21  
256K EPROM Available With MIL-STD-883C  
Class B High Reliability Processing  
(SMJ27C256)  
A1  
A0  
NC  
DQ0  
10  
11  
12  
13  
description  
14 15 16 17 18 19 20  
The TMS27C256 series are 32768 by 8-bit  
(262144-bit), ultraviolet (UV) light erasable,  
electrically programmable read-only memories  
(EPROMs).  
PIN NOMENCLATURE  
The TMS27PC256 series are 32768 by 8-bit  
(262144-bit), one-time programmmable (OTP)  
electrically programmable read-only memories  
(PROMs).  
A0–A14  
DQ0–DQ7  
E
G
GND  
NC  
NU  
Address Inputs  
Inputs (programming)/Outputs  
Chip Enable/Powerdown  
Output Enable  
Ground  
No Internal Connection  
Make No External Connection  
5-V Power Supply  
V
CC  
V
PP  
†
13-V Power Supply  
†
Only in program mode  
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
Copyright 1997, Texas Instruments Incorporated  
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of Texas Instruments  
standard warranty. Production processing does not necessarily include  
testing of all parameters.  
1
POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251–1443  
1234567...13

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与TMS27C/PC256-12相关器件

型号 品牌 获取价格 描述 数据表
TMS27C/PC256-15 TI

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 		TMS27C256 32768 BY 8-BIT UV ERASABLE TMS27PC256 32768 BY 8-BIT PROGRAMMABLE READ-ONLY MEMO
TMS27C/PC256-17 TI

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 		TMS27C256 32768 BY 8-BIT UV ERASABLE TMS27PC256 32768 BY 8-BIT PROGRAMMABLE READ-ONLY MEMO
TMS27C/PC256-20 TI

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 		TMS27C256 32768 BY 8-BIT UV ERASABLE TMS27PC256 32768 BY 8-BIT PROGRAMMABLE READ-ONLY MEMO
TMS27C/PC256-25 TI

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 		TMS27C256 32768 BY 8-BIT UV ERASABLE TMS27PC256 32768 BY 8-BIT PROGRAMMABLE READ-ONLY MEMO
TMS27C010-150JL ROCHESTER

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 		UVPROM,
TMS27C010-170JL ROCHESTER

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 		UVPROM, 128KX8, 170ns, CMOS, CDIP32, 0.600 INCH, WINDOWED, CERAMIC, DIP-32
TMS27C010-200JL ROCHESTER

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 		UVPROM, 128KX8, 200ns, CMOS, CDIP32, 0.600 INCH, WINDOWED, CERAMIC, DIP-32
TMS27C010-20JL ETC

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 		x8 EPROM
TMS27C010-250JL ETC

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 		x8 EPROM
TMS27C010-25JL ROCHESTER

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 		UVPROM, 128KX8, 250ns, CMOS, CDIP32, 0.600 INCH, WINDOWED, CERAMIC, DIP-32

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