NEC 78K0 User Manual page 571

CHAPTER 31 ELECTRICAL SPECIFICATIONS ((A1) GRADE PRODUCTS)
A/D Converter Characteristics
= −40 to +110°C , 3.3 V ≤ V
Note 1
(T
A
Parameter
Resolution
Notes 2, 3
Overall error
Conversion time
Notes 2, 3
Zero-scale error
Notes 2, 3
Full-scale error
Note 2
Integral non-linearity error
Differential non-linearity error
Analog input voltage
= −40 to +110°C:
Notes 1. T
A
= −40 to +105°C:
T
A
2. Excludes quantization error (±1/2 LSB).
3. This value is indicated as a ratio (%FSR) to the full-scale value.
POC Circuit Characteristics (T
Parameter
Detection voltage
Power supply rise time
Note 3
Response delay time 1
Note 3
Response delay time 2
Minimum pulse width
= −40 to +110°C:
Notes 1. T
A
= −40 to +105°C:
T
A
2. When flash memory version
3. Time required from voltage detection to reset release.
POC Circuit Timing
Supply voltage
Detection voltage (MAX.)
Detection voltage (TYP.)
Detection voltage (MIN.)
≤ 5.5 V, 3.3 V ≤ AV
= EV
DD DD
Symbol
4.0 V ≤ AV
REF
3.3 V ≤ AV
REF
4.0 V ≤ AV
t
REF
CONV
3.3 V ≤ AV
REF
4.0 V ≤ AV
REF
3.3 V ≤ AV
REF
4.0 V ≤ AV
REF
3.3 V ≤ AV
REF
4.0 V ≤ AV
REF
3.3 V ≤ AV
REF
4.0 V ≤ AV
Note 2
REF
3.3 V ≤ AV
REF
V
AIN
µ
PD780143(A1), 780144(A1), 780146(A1), 780148(A1)
µ
PD78F0148(A1)
= −40 to +110°C
Note 1
A
Symbol
V Mask option = 3.5 V
POC0
: 0 V → 3.3 V
V
t
DD
PTH
t When power supply rises, after reaching
PTHD
detection voltage (MAX.)
t When V falls
PD DD
t
PW
µ
PD780143(A1), 780144(A1), 780146(A1), 780148(A1)
µ
PD78F0148(A1)
µ
PD78F0148M5(A1) or 78F0148M6(A1) is used
(V )
DD
t
PTH
User's Manual U15947EJ2V0UD
≤ V
, V = EV
REF DD SS
Conditions
≤ 5.5 V
< 4.0 V
≤ 5.5 V
< 4.0 V
≤ 5.5 V
< 4.0 V
≤ 5.5 V
< 4.0 V
≤ 5.5 V
< 4.0 V
≤ 5.5 V
< 4.0 V
*
)
Conditions
Note 2
t
PW
t t
PTHD PD
= AV = 0 V)
SS SS
MIN. TYP. MAX.
10 10 10
±0.2 ±0.6
±0.3 ±0.8
14 60
19 60
±0.6
±0.8
±0.6
±0.8
±4.5
±6.5
±2.0
±2.5
AV AV
SS REF
MIN. TYP. MAX.
3.3 3.5 3.72
0.002
3.0
1.0
0.2
Time
Unit
bit
%FSR
%FSR
µ
s
µ
s
%FSR
%FSR
%FSR
%FSR
LSB
LSB
LSB
LSB
V
Unit
V
ms
ms
ms
ms
571