BL7431A中文資料上海貝嶺數(shù)據(jù)手冊PDF規(guī)格書
BL7431A規(guī)格書詳情
Description
BL7431A is the memory card chip developed by Shanghai Belling Co.,Ltd.. The chip uses Shanghai Belling’s 1.2um CMOS & EEPROM process. It has 256 bits EEPROM(A type) or 512 bits EEPROM(B type) with logical encryption function, its contact configuration is in accordance to ISO standard 7816- 3(Synchronous Transmission). It can be used widely in intelligent public telephone area.
Features
? 256X 1bit E2PROM(A Type)； 512 X 1bit E2PROM(B Type)
? Read and write by bit, erase by byte
? Logical encryption ensure the security of data and password
? Typical EEPROM program time is 5ms
? Operation Voltage： 5V
? Operation Current： <1mA
? Minimal Erase/Write Cycle： 105
? Data Retention: no less than 10 year
? In accordance to ISO standard 7816-3(Synchronous Transmission)
| 供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
貝萊特 |
23+ |
QFN56 |
32000 |
深圳貝萊特原廠直供,支持終端 |
詢價 | ||
MTK |
24+ |
QFN |
39500 |
進口原裝現(xiàn)貨 支持實單價優(yōu) |
詢價 | ||
BL |
21+ |
TO220 |
145 |
原裝現(xiàn)貨假一賠十 |
詢價 | ||
BL |
23+ |
DIP-8 |
10000 |
原廠授權(quán)一級代理,專業(yè)海外優(yōu)勢訂貨,價格優(yōu)勢、品種 |
詢價 | ||
BELLING |
23+ |
NA |
19960 |
只做進口原裝,終端工廠免費送樣 |
詢價 | ||
BL |
2020+ |
TO252-3 |
80000 |
只做自己庫存,全新原裝進口正品假一賠百,可開13%增 |
詢價 | ||
BL |
23+ |
TO220 |
12800 |
##公司主營品牌長期供應(yīng)100%原裝現(xiàn)貨可含稅提供技術(shù) |
詢價 | ||
BL(上海貝嶺) |
2447 |
TO-252-2(DPAK) |
105000 |
2500個/圓盤一級代理專營品牌!原裝正品,優(yōu)勢現(xiàn)貨, |
詢價 | ||
BELING/上海貝嶺 |
23+ |
7300 |
專注配單,只做原裝進口現(xiàn)貨 |
詢價 | |||
BELING/上海貝嶺 |
24+ |
TO252 |
15000 |
原裝正品原廠發(fā)貨 |
詢價 |
