參數(shù)資料
型號(hào): BQ4285Q
廠商: TEXAS INSTRUMENTS INC
元件分類(lèi): XO, clock
英文描述: 1 TIMER(S), REAL TIME CLOCK, PQCC28
封裝: PLASTIC, LCC-28
文件頁(yè)數(shù): 15/26頁(yè)
文件大小: 1079K
代理商: BQ4285Q
22
Jan. 1999 D
bq4285
Data Sheet Revision History
Change No.
Page No.
Description
Nature of Change
1
3
Address strobe input
Clarification
1
12
Backup cell voltage VBC
Was 2.0 min; is 2.5 min
1
13
Power-fail detect voltage VPFD
Was 4.1 min, 4.25 max;
is 4.0 min, 4.35 max
1
13
Chip enable input current
Additional specification
2
3, 13
Crystal type Daiwa DT-26 (not DT-26S)
Clarification
3
1, 20, 22
Package option change
PLCC last time buy
Notes:
Change 1 = Nov. 1992 B changes from June 1991 A.
Change 2 = Nov. 1993 C changes from Nov. 1992 B.
Change 3 = Jan. 1999 D changes from Nov. 1993 C.
相關(guān)PDF資料
PDF描述
BRN1-09P-TA1 9 CONTACT(S), MALE, D NANOMINIATURE CONNECTOR, SOLDER, PLUG
BRN1-09P-TA2 9 CONTACT(S), MALE, D NANOMINIATURE CONNECTOR, SOLDER, PLUG
BRN1-09P-TA3 9 CONTACT(S), MALE, D NANOMINIATURE CONNECTOR, SOLDER, PLUG
BRN1-09P-TA4 9 CONTACT(S), MALE, D NANOMINIATURE CONNECTOR, SOLDER, PLUG
BRN1-09P-TB1 9 CONTACT(S), MALE, D NANOMINIATURE CONNECTOR, SOLDER, PLUG
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