Z8 Encore!® Motor Control Flash MCUs
Product Specification
268
Table 146. Analog-to-Digital Converter Electrical Characteristics and Timing (Continued)
T = –40ºC to 105ºC
A
Symbol Parameter
Minimum Typical Maximum Units Conditions
DNL
Differential nonlinearity
2
LSB 20 MHz sys clock with
for 10-bit
ADC clock divided by 4
INL
Integral nonlinearity
for 10-bit
2
LSB 20 MHz sys clock with
ADC clock divided by 4
Offset error
–30
–25
1.9
0
30
25
mV
Gain error
LSB
V
On-chip voltage reference
Analog input voltage range
Analog input current
Reference input current
External Vref voltage
Analog input capacitance
Operation supply voltage
2
2.1
V
REF
V
V
REF
500
nA
2.0
mA Worst case code
Vref
2.5 V
15
V
pF
AV
2.7
3.6
V
DD
Operating current, AV
Power-down current
9.0
< 1
mA At 20MHz ADC clock
µA
DD
Table 147 provides electrical characteristics and timing information for the on-chip Com-
parator.
Table 147. Comparator Electrical Characteristics
= 2.7–3.6V
T = –40ºC to 105ºC
A
Symbol Parameter
Minimum Typical Maximum Units Conditions
V
Input offset
—
5
15
mV
V
V
= 3.3V;
DD
COFF
= V ÷ 2.
IN
DD
T
Propagation delay
—
200
ns Vcomm mode =1V
Vdiff=100mV
CPROP
I
Input bias current
1
µA
V
B
CMVR Common-mode voltage
range
–0.3
V
–1
DD
I
Supply current
40
µA
V
= 3.6V.
DD
CC
Electrical Characteristics
P R E L I M I N A R Y
PS024604-1005
ZILOG [ ZILOG, INC. ]
