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參數(shù)資料
| 型號(hào)： | BQ4285Q |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | XO, clock |
| 英文描述： | 1 TIMER(S), REAL TIME CLOCK, PQCC28 |
| 封裝： | PLASTIC, LCC-28 |
| 文件頁(yè)數(shù)： | 2/26頁(yè) |
| 文件大?。?/td> | 1079K |
| 代理商： | BQ4285Q |
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DSE - Daylight Saving Enable
7654
3
210
----
-
DSE
This bit enables daylight-saving time adjustments when
written to 1:
s
On the last Sunday in October, the first time the
bq4285 increments past 1:59:59 AM, the time falls
back to 1:00:00 AM.
s
On the first Sunday in April, the time springs
forward from 2:00:00 AM to 3:00:00 AM.
HF - Hour Format
7654
3
210
----
-
HF
-
This bit selects the time-of-day and alarm hour format:
1 = 24-hour format
0 = 12-hour format
DF - Data Format
7654
3
210
----
-
DF
-
This bit selects the numeric format in which the time,
alarm, and calendar bytes are represented:
1 = Binary
0 = BCD
SQWE - Square-Wave Enable
7654
3
210
----
SQWE
-
This bit enables the square-wave output:
1 = Enabled
0 = Disabled and held low
UIE - Update Cycle Interrupt Enable
7654
3
210
---
UIE
-
---
This bit enables an interrupt request due to an update
ended interrupt event:
1 = Enabled
0 = Disabled
The UIE bit is automatically cleared when the UTI bit
equals 1.
AIE - Alarm Interrupt Enable
7654
3
--
AIE
-
---
This bit enables an interrupt request due to an alarm
interrupt event:
1 = Enabled
0 = Disabled
PIE - Periodic Interrupt Enable
7654
3
210
-
PIE
--
-
---
This bit enables an interrupt request due to a periodic
interrupt event:
1 = Enabled
0 = Disabled
UTI - Update Transfer Inhibit
7654
3
210
UTI
---
-
---
This bit inhibits the transfer of RTC bytes to the user
buffer:
1 = Inhibits transfer and clears UIE
0 = Allows transfer
10
Jan. 1999 D
bq4285
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 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| BQ4285Q- | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Real-Time Clock RTC With NVRAM Control |
| BQ4285S- | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Real-Time Clock RTC With NVRAM Control |
| BQ4285S-SB2 | 功能描述:實(shí)時(shí)時(shí)鐘 RTC IC: 114x8 NVSRAM & NVSRAM Control RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
| BQ4285S-SB2G4 | 功能描述:實(shí)時(shí)時(shí)鐘 RTC IC: 114x8 NVSRAM & NVSRAM Control RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
| BQ4285S-SB2TR | 功能描述:實(shí)時(shí)時(shí)鐘 RTC IC: 114x8 NVSRAM & NVSRAM Control RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube |
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