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鍙冩暩(sh霉)璩囨枡
| 鍨嬭櫉锛� | DS3232MZ+ |
| 寤犲晢锛� | Maxim Integrated Products |
| 鏂囦欢闋佹暩(sh霉)锛� | 17/23闋� |
| 鏂囦欢澶�?銆�?/td> | 0K |
| 鎻忚堪锛� | IC RTC W/SRAM I2C 8SOIC |
| 妯欐簴鍖呰锛� | 100 |
| 椤炲瀷锛� | 鏅傞悩/鏃ユ |
| 鐗归粸锛� | 璀﹀牨鍣紝闁忓勾锛屾柟娉㈣几鍑�锛孲RAM |
| 瀛樺劜瀹归噺锛� | 236B |
| 鏅傞枔鏍煎紡锛� | HH:MM:SS锛�12/24 灏忔檪锛� |
| 鏁�(sh霉)鎿�(j霉)鏍煎紡锛� | YY-MM-DD-dd |
| 鎺ュ彛锛� | I²C锛�2 绶氫覆鍙� |
| 闆绘簮闆诲锛� | 2.3 V ~ 4.5 V |
| 闆诲 - 闆绘簮锛岄浕姹狅細 | 2.3 V ~ 4.5 V |
| 宸ヤ綔婧害锛� | -40°C ~ 85°C |
| 瀹夎椤炲瀷锛� | 琛ㄩ潰璨艰 |
| 灏佽/澶栨锛� | 8-SOIC锛�0.154"锛�3.90mm 瀵級 |
| 渚涙噳鍟嗚ō鍌欏皝瑁濓細 | 8-SOIC |
| 鍖呰锛� | 绠′欢 |
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DS3232M
卤5ppm, I2C Real-Time Clock with SRAM
3
Maxim Integrated
DC ELECTRICAL CHARACTERISTICS鈥擥ENERAL (continued)
(VCC = +2.3V to +4.5V, TA = -40NC to +85NC, unless otherwise noted. Typical values are at VCC = +3.3V, VBAT = +3.0V, and
TA = +25NC, unless otherwise noted.) (Note 2)
DC ELECTRICAL CHARACTERISTICS鈥擵BAT CURRENT CONSUMPTION
(VCC = 0V, VBAT = +2.3V to +4.5V, TA = -40NC to +85NC, unless otherwise noted. Typical values are at VCC = 0V, VBAT = +3.0V, and
TA = +25NC, unless otherwise noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Temperature Conversion Current
(I2C Inactive)
ICCSCONV
200
350
A
Power-Fail Voltage
VPF
2.45
2.575
2.70
V
Logic 0 Output
(32KHZ, INT/SQW, SDA)
VOL
IOL = 3mA
0.4
V
Logic 0 Output (RST)
VOL
IOL = 1mA
0.4
V
Logic 1 Output (32KHZ)
VOH
Active supply > 3.3V, IOH = -1mA
2.0
V
Active supply > 2.7V, IOH = -0.75mA
2.0
Active supply > 2.3V, IOH = -0.14mA
2.0
Output Leakage
(32KHZ, INT/SQW, SDA)
ILO
-0.1
+0.1
A
Input Leakage (SCL)
ILI
-0.1
+0.1
A
RST I/O Leakage
IOL
-200
+10
A
VBAT Leakage
IBATLKG
TA = +25NC
-100
25
+100
nA
Temperature Accuracy
TEMPACC VCC or VBAT = +3.3V
Q
3
N
C
Temperature Conversion Time
tCONV
10
ms
Pushbutton Debounce
PBDB
250
ms
Reset Active Time
tRST
250
ms
Oscillator Stop Flag (OSF) Delay
tOSF
(Note 5)
25
100
ms
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Active Battery Current
(I2C Active)
IBATA
(Note 3)
25
75
A
Timekeeping Battery Current
(I2C Inactive)
IBATT
EN32KHZ = 0, INTCN = 1 (Note 3)
1.8
3.0
A
Temperature Conversion Current
(I2C Inactive)
IBATTC
200
350
A
Data Retention Current
(Oscillator Stopped and I2C
Inactive)
IBATDR
TA = +25NC
100
nA
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