Ad Conversion Characteristics - Toshiba TLCS-900/L1 Series Manual

4.4

AD Conversion Characteristics

Parameter
Analog reference voltage (+)
Analog reference voltage (−)
Analog input voltage range
Analog current for analog
reference voltage
<VREFON> = 1
<VREFON> = 0
Error
(Not including quantizing errors)
Note 1: 1 LSB = (VREFH − VREFL)/1024 [V]
Note 2: The operation above is guaranteed for f
Note 3: The value for I
Symbol Condition
3.6 V ≥ V
CC
VREFH
= 2 V ± 10%
V
CC
3.6 V ≥ V
CC
VREFL
= 2 V ± 10%
V
CC
VAIN
3.6 V ≥ V
CC
IREF
= 2 V ± 10%
V
CC
(VREFL = 0 V)
3.6 V ≥ V
CC
3.6 V ≥ V
CC
−
= 2 V ± 10%
V
CC
FPH
includes the current which flows through the AVCC pin.
CC
91C824-226
Min Typ.
≥ 2.7 V − 0.2 V
V
Vcc
CC
V
Vcc
CC
≥ 2.7 V
V Vss
SS
V Vss
SS
V
REFL
≥ 2.7 V
0.94
0.65
≥ 2.7 V
0.02
≥ 2.7 V ±1.0
±1.0
≥ 4 MHz.
TMP91C824
AVcc = Vcc, AVss = Vss
Max Unit
Vcc
Vcc
Vss + 0.2 V
V
Vss
V
REFH
1.35
mA
0.90
µA
5.0
±4.0
LSB
±4.0
2008-02-20