LC7972VB 查看數據表（PDF） - SANYO -> Panasonic
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LC7972VB Datasheet PDF : 4 Pages
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LC7972VA, 7972VB
Specifications
Absolute Maximum Ratings at Ta = 25°C, VSS = 0 V
Parameter
Maximum supply voltage
Output voltage
Input voltage
Peak output current
Average output current
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
Conditions
Ratings
Unit
VDD max VDD
–0.3 to +7.0
V
VO
OP1O, OP2O, TGO
–0.3 to VDD+0.3
V
OP1ON, OFST1, OP2ON, OFST2, EXT, CLKC, CUP2,
VI1
CUP1, AVSSP, OP1I, OP2I, TGI
–0.3 to VDD+0.3
V
VI2
AVSSM
–3 to +0.3
V
IOP
OP1O, OP2O, TGO
–1 to +1
mA
IOA
OP1O, OP2O, TGO : The current per pin
–1 to +1
mA
Pd max SSOP20 : Ta = –30 to +70°C
100
mW
Topr
–30 to +70
°C
Tstg
–55 to +125
°C
Allowable Operating Ranges at Ta = –30 to +70°C, VSS = 0 V, VDD = 4.9 to 5.2 V, unless otherwise specified
Parameter
Supply voltage
Input high-level voltage
Input low-level voltage
Common-mode input voltage
Voltage drop
Symbol
Conditions
Ratings
Unit
min
typ
max
VDD
VDD
4.9
VIH OP1ON, OFST1, OP2ON, OFST2
0.7 VDD
VIL1 OP1ON, OFST1, OP2ON, OFST2, CLKC
VSS
VIL2 EXT
VSS
VIC
0
DV AVSSM: Zener diode = 5.1 V (X rank specified)
5.2
V
VDD
V
0.3 VDD
V
0.3 VDD
V
4.2
V
–0.2
V
Electrical Characteristics at Ta = –30 to +70°C, VSS = 0 V, VDD = 4.9 to 5.2 V, unless otherwise specified
Parameter
Input high-level current
Input low-level current
Output high-level voltage
Output low-level voltage
Operational amplifier 1 gain-related resistance
Operational amplifier 1 gain-related resistance
difference
Current drain
Operating
Standby
Symbol
Conditions
min
IIH1 OP1ON, OFST1, OP2ON, OFST2 : VIN = VDD
IIH2 TGI: VIN = VDD, with the built-in TG off.
OP1ON, OFST1, OP2ON, OFST2, EXT,
IIL1
CLKC : VIN = VSS
–1.0
IIL2 TGI: VIN = VSS, with the built-in TG off.
–1.0
VOH OP1O, OP2O : IOH = –3 µA
VDD – 0.5
VOL OP1O, OP2O : IOL = 3 µA
Rtg + 2Rs TGO, TGI
500
TGO, TGI: Offset mode: Rx = Rtg + 2Rs
|Rx–Ry| Operating mode: Ry = Rtg + 2Rs
IDDOP
IDDST
VDD; Using the internal clock, with the
operational amplifier 1 circuit operating.
VDD; Both operational amplifiers 1 and 2
stopped.
Ratings
typ
700
700
0.05
Unit
max
1.0
µA
1.0
µA
µA
µA
V
0.5
V
900
Ω
80
Ω
900
µA
10
µA
Operational Amplifier Characteristics at Ta = 25°C ±2°C, VSS = 0 V, VDD = 4.9 to 5.2 V, unless otherwise specified
Parameter
Input offset voltage
Supply voltage rejection ratio
Common-mode rejection ratio
Open-loop voltage gain
0-dB bandwidth
Maximum output voltage
Current drain
Settling time
Symbol
Conditions
VIO
PSRR
CMRR
AO
fT
VO
ICC
TSET
OP1I, OP2I : LC7972VA
LC7972VB
1 kHz
OP1O, OP2O : RL ≥ 100 kΩ
For the operational amplifier 1 circuit
OP1O, OP2O
Ratings
min
typ
5
5
60
60
80
90
VDD – 0.5
100
900
Unit
max
10.5 mV
15 mV
dB
dB
dB
kHz
V
µA
µs
No. 5682-4/4
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