AM93LC46 データシートの表示（PDF） - Anachip Corporation
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AM93LC46 Datasheet PDF : 11 Pages
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1024-bits Serial Electrically Erasable PROM
ATC
AM93LC46
AC Electrical Characteristics (Vcc = 2.7V ~ 5.5V, Ta = 25oC , unless otherwise noted)
Parameter
Symbol
Conditions
Min
SK Clock Frequency
FSK
0
SK High Time
TSKH
250
SK Low Time
TSKL
250
Minimum CS Low Time
TCS
250
CS Setup Time
TCSS
Relative to SK
50
DI Setup Time
TDIS
Relative to SK
100
CS Hold Time
TcSH
Relative to SK
0
DI Hold Time
TDIH
Relative to SK
100
Output Delay to "1"
TpD1
AC Test
Output Delay to "0"
TpD0
AC Test
CS to Status Valid
TSV
AC Test CL = 100pF
CS to DO in 3-state
TdF
CS = VIL
Write Cycle Time
TwP
5V, 25ºC, Page Mode
Endurance**
1M
Note** : The parameter is characterized and isn’t 100% tested.
1.247V
Max
Units
1
MHz
ns
ns
ns
ns
ns
ns
ns
500
ns
500
ns
500
ns
100
ns
10
ms
Write cycles
(1 TTL Gate Load)
632 ohm
DO
100PF
FIGURE 1. AC TEST CONDITIONS
Instruction Set
Instruction
Start Bit OP Code
Address
READ
1
10
WEN (Write Enable)
1
00
WRITE
1
01
WRALL (Write All Registers)
1
00
WDS (Write Disable)
1
00
ERASE
1
11
ERAL (Erase All Registers)
1
00
(A5 - A0)
11XXXX
(A5 - A0)
01XXXX
00XXXX
(A5 - A0)
10XXXX
Note* : If input data is not 16 bits exactly, the last 16 bits will be taken as input data (a word)
Anachip Corp.
www.anachip.com.tw
3/11
Input Data
D15-D0*
D15-D0*
Rev. A2 Oct 20, 2003
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