Part Number
|
BL7448 |
Manufacturer
|
SHANGHAI BELLING |
Description
|
8K-bit encryption card circuit |
Published
|
Apr 13, 2015 |
Detailed Description
|
BL7448
8K
810 :200233 Tel:86-021-64850700 Fax:86-021-64854424
BL7448 (
CMOS E2PROM ) 1024
(PSC)
,
IC
· 1024 X 8 bi...
|
Datasheet
|
BL7448
|
Overview
BL7448
8K
810 :200233 Tel:86-021-64850700 Fax:86-021-64854424
BL7448 (
CMOS E2PROM ) 1024
(PSC)
,
IC
· 1024 X 8 bit E2PROM · · · 1024 X 1bit · · · 10 · 10 · ·
ISO7816 (PSC)
(
)
VCC 1 RST 2 CLK 3
NC 4
1
5 GND 6 NC 7 I/O 8 NC
1
1 VCC
5V
2 RST
3 CLK
4 NC
5 GND
6 NC
7 I/O / ( )
8 NC
.
1.
8
BL7448
8K
00
04 3FD 3FE 3FF
EC PSC PSC
00
04 3FD 3FE 3FF
EEPROM
, ,
VCC GND
2
BL7448 1024
I/O RST CLK
1024
E2PROM
()
01
01 .
2.
1 1
BL7448
0 0
8
BL7448
8K
EC 2 PSC
00 8
PSC EC
1 *
RST 0
1
CLK 0
1
*
EC PSC
2 RST
2 RST RST I/O 1 0
I/O
3 Byte1
Byte2 Byte3
S0 S1 S2 S3 S4 S5 A8 A9 A0~A7 D0~D 7
10 0 0 1 1
11 0 0 1 1 00 0 0 1 1
00 1 1 0 0 01 1 1 0 0
.
3.
8
BL7...
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