UPD78P4916 Datasheet, PDF (34/56 Pages) NEC – 16-BIT SINGLE-CHIP MICROCONTROLLER

µPD78P4916
VREF Amplifier (TA = 25 ˚C, VDD = AVDD = 5 V, VSS = AVSS = 0 V)
Parameter
Symbol
Conditions
MIN. TYP. MAX. Unit
Reference voltage
VREF
2.35
2.50
2.65
V
Charge current
ICHG
AMPM0.0 is set to 1
300
µA
for pins listed in Note below.
Note RECCTL+, RECCTL–, CFGIN, CFGCPIN, DFGIN, DPGIN, CSYNCIN, REEL0IN, REEL1IN
CTL Amplifier (TA = 25 ˚C, VDD = AVDD = 5 V, VSS = AVSS = 0 V)
Parameter
CTL+, – input resistance
Feedback resistance
Bias resistance
Minimum voltage gain
Maximum voltage gain
Gain switching step
Common mode signal rejection
Comparator set voltage for
waveform regulation, high
Comparator reset voltage for
waveform regulation, high
Comparator set voltage for
waveform regulation, low
Comparator reset voltage for
waveform regulation, low
Comparator high voltage for CLT flag S
Comparator low voltage for CLT flag S
Comparator high voltage for CLT flag L
Comparator low voltage for CLT flag L
Symbol
RICTL
RFCTL
RBCTL
GCTLMIN
GCTLMAX
SGAIN
CMR
VPBCTLHS
VPBCTLHR
VPBCTLLS
VPBCTLLR
VFSH
VFSL
VFLH
VFLL
Conditions
DC, Voltage gain: 20 dB
MIN. TYP. MAX. Unit
2
5
10
kΩ
20
50
100
kΩ
20
50
100
kΩ
17
20
22
dB
71
75
dB
1.77
dB
50
dB
VREF+0.47 VREF+0.50 VREF+0.53 V
VREF+0.27 VREF+0.30 VREF+0.33 V
VREF–0.53 VREF–0.50 VREF–0.47 V
VREF–0.33 VREF–0.30 VREF–0.27 V
VREF+1.00 VREF+1.05 VREF+1.10 V
VREF–1.10 VREF–1.05 VREF–1.00 V
VREF+1.40 VREF+1.45 VREF+1.50 V
VREF–1.50 VREF–1.45 VREF–1.40 V
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