DC Electrical Characteristics—bq4285E (TA = TOPR, VCC = 5V ± 10%) Symbol Parameter Minimum Typical M" />
參數(shù)資料
型號: BQ4285EP
廠商: Texas Instruments
文件頁數(shù): 6/31頁
文件大?。?/td> 0K
描述: IC RTC W/114X8 NVSRAM 24-DIP
產(chǎn)品培訓模塊: Clock Basics in 10 minutes or less
標準包裝: 15
類型: 時鐘/日歷
特點: 警報器,夏令時,閏年,NVSRAM,方波輸出
存儲容量: 114B
時間格式: HH:MM:SS(12/24 小時)
數(shù)據(jù)格式: YY-MM-DD-dd
接口: 并聯(lián)
電源電壓: 4.5 V ~ 5.5 V
電壓 - 電源,電池: 2.5 V ~ 4 V
工作溫度: 0°C ~ 70°C
安裝類型: 通孔
封裝/外殼: 24-DIP(0.600",15.24mm)
供應(yīng)商設(shè)備封裝: 24-PDIP
包裝: 管件
產(chǎn)品目錄頁面: 1076 (CN2011-ZH PDF)
其它名稱: 296-6525-5
14
DC Electrical Characteristics—bq4285E (TA = TOPR, VCC = 5V ± 10%)
Symbol
Parameter
Minimum
Typical
Maximum
Unit
Conditions/Notes
ILI
Input leakage current
-
± 1
AVIN = VSS to VCC
ILO
Output leakage current
-
± 1
A
AD0–AD7, INT, and SQW
in high impedance,
VOUT = VSS to VCC
VOH
Output high voltage
2.4
-
V
IOH = -2.0 mA
VOL
Output low voltage
-
0.4
V
IOL = 4.0 mA
ICC
Operating supply current
-
7
15
mA
Min. cycle, duty = 100%,
IOH = 0mA, IOL = 0mA
VSO
Supply switch-over voltage
-
V
BC
-V
ICCB
Battery operation current
-
0.3
0.5
A
VBC = 3V, TA = 25°C, no
load on VOUT or CEOUT
ICCSB
Standby supply current
-
300
-
A
VIN = VCC or VSS,
CS
≥ VCC - 0.2,
no load on VOUT
VPFD
Power-fail-detect voltage
4.0
4.17
4.35
V
VOUT1
VOUT voltage
VCC - 0.3V
-
V
IOUT = 100mA, VCC >VBC
VOUT2
V
OUT voltage
VBC - 0.3V
IOUT = 100
A, VCC < VBC
ICE
Chip enable input current
-
100
A
Internal 50K pull-up
Note:
Typical values indicate operation at TA = 25°C, VCC = 5V or VBC = 3V.
bq4285E/L
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