HT46R34 Просмотр технического описания (PDF) - Holtek Semiconductor
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HT46R34 Datasheet PDF : 43 Pages
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HT46R32/HT46R34
A.C. Characteristics
Symbol
Parameter
fSYS
fTIMER
System Clock
(Crystal OSC, RC OSC)
Timer I/P Frequency
(TMR)
tWDTOSC Watchdog Oscillator Period
tWDT1
tWDT2
tRES
tSST
tLVR
tINT
tAD
tADC
tADCS
Watchdog Time-out Period
(WDT OSC)
Watchdog Time-out Period
(System Clock)
External Reset Low Pulse Width
System Start-up Timer Period
Low Voltage Width to Reset
Interrupt Pulse Width
A/D Clock Period
A/D Conversion Time
A/D Sampling Time
Test Conditions
VDD
Conditions
¾ 2.2V~5.5V
¾ 3.3V~5.5V
¾ 2.2V~5.5V
¾ 3.3V~5.5V
3V
¾
5V
¾
¾
¾
¾
¾
¾
¾
¾ Wake-up from HALT
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
Min.
400
400
0
0
45
32
215
217
1
¾
0.25
1
1
¾
¾
Note: *tSYS=1/fSYS
Typ.
¾
¾
¾
¾
90
65
¾
¾
¾
1024
1
¾
¾
80
32
Ta=25°C
Max. Unit
4000 kHz
8000 kHz
4000 kHz
8000 kHz
180
ms
130
ms
216 tWDTOSC
218
tSYS
¾
ms
¾
*tSYS
2
ms
¾
ms
¾
ms
¾
tAD
¾
tAD
OP Amplifier Electrical Characteristics
Symbol
Parameter
D.C. Electrical Characteristic
VDD
Operating Voltage
VOPOS1 Input Offset Voltage
VOPOS2 Input Offset Voltage
Test Conditions
VDD
Conditions
¾
¾
5V
¾
5V By Calibration
VCM
Common Mode Voltage Range ¾
¾
PSRR Power Supply Rejection Ratio
CMRR Common Mode Rejection Ratio
tRES
Response Time (Comparator)
A.C. Electrical Characteristic
VOPOS1 Open Loop Gain
SR
Slew Rate +, Slew Rate -
GBW Gain Band Width
¾
¾
5V VCM=0~VDD-1.4V
¾ Input overdrive=±10mV
¾
¾
¾ No load
¾ RL=1M, CL=100p
Min.
3
-10
-2
VSS
60
60
¾
60
¾
¾
Typ.
¾
¾
¾
¾
80
80
¾
80
0.1
¾
Ta=25°C
Max. Unit
5.5
V
10
mV
2
mV
VDD-
1.4V
V
¾
dB
¾
dB
2
ms
¾
dB
¾
V/ms
100 kHz
Rev. 1.10
5
March 16, 2007
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