参数资料
型号: 93C86BT-I/ST
元件分类: PROM
英文描述: 1K X 16 MICROWIRE BUS SERIAL EEPROM, PDSO8
封装: 4.40 MM, PLASTIC, MO-153, TSSOP-8
文件页数: 15/15页
文件大小: 636K
代理商: 93C86BT-I/ST
2007 Microchip Technology Inc.
Preliminary
DS21797H-page 9
93AA86A/B/C, 93LC86A/B/C, 93C86A/B/C
2.6
Erase/Write Disable and Enable
(EWDS/EWEN)
The 93XX86A/B/C powers up in the Erase/Write
Disable (EWDS) state. All programming modes must be
preceded by an Erase/Write Enable (EWEN) instruction.
Once the EWEN instruction is executed, programming
remains enabled until an EWDS instruction is executed
or VCC is removed from the device.
To protect against accidental data disturbance, the
EWDS
instruction can be used to disable all Erase/Write
functions
and
should
follow
all
programming
operations. Execution of a READ instruction is
independent of both the EWEN and EWDS instructions.
FIGURE 2-3:
EWDS TIMING
FIGURE 2-4:
EWEN TIMING
2.7
Read
The READ instruction outputs the serial data of the
addressed memory location on the DO pin. A dummy
zero bit precedes the 8-bit (If ORG pin is low or A-Version
devices) or 16-bit (If ORG pin is high or B-version
devices) output string.
The output data bits will toggle on the rising edge of the
CLK and are stable after the specified time delay (TPD).
Sequential read is possible when CS is held high. The
memory data will automatically cycle to the next register
and output sequentially.
FIGURE 2-5:
READ TIMING
CS
CLK
DI
10
00
0
x
x
TCSL
1x
CS
CLK
DI
00
1
x
TCSL
CS
CLK
DI
DO
11
0
An
A0
High-Z
0
Dx
D0
Dx
D0
Dx
D0
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93LC86B-I/ST 1K X 16 MICROWIRE BUS SERIAL EEPROM, PDSO8
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相关代理商/技术参数
参数描述
93C86BTISTG 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:16K Microwire Compatible Serial EEPROM
93C86C 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:16K Microwire Compatible Serial EEPROM
93C86C/S15K 制造商:Microchip Technology Inc 功能描述:16K, 1024 X 16 OR 2048 X 8 SER - Gel-pak, waffle pack, wafer, diced wafer on film
93C86C/W15K 制造商:Microchip Technology Inc 功能描述:16K, 1024 X 16 OR 2048 X 8 SER - Gel-pak, waffle pack, wafer, diced wafer on film
93C86C/WF15K 制造商:Microchip Technology Inc 功能描述:16K, 1024 X 16 OR 2048 X 8 SER - Gel-pak, waffle pack, wafer, diced wafer on film