Z8F1602 ZILOG [Zilog, Inc.], Z8F1602 Datasheet - Page 193

• Manufacturer Part Number: Z8F1602
• Description: Z8 Encore Microcontrollers with Flash Memory and 10-Bit A/D Converter
• Manufacturer: ZILOG [Zilog, Inc.]

Table 106. Analog-to-Digital Converter Electrical Characteristics and Timing (Continued)
PS017610-0404
Symbol
V
R
Zin
V
1
S
Analog source impedance affects the ADC offset voltage (because of pin leakage) and input settling time.
REF
REF
Parameter
DC Offset Error
Internal Reference Voltage
Single-Shot Conversion
Time
Continuous Conversion Time
Sampling Rate
Signal Input Bandwidth
Analog Source Impedance
Input Impedance
External Reference Voltage
Minimum Typical Maximum
-50
–
–
–
–
–
T
System Clock / 256
A
V
= -40
DD
= 3.0 - 3.6V
5129
256
150
2.0
0
C to 105
–
–
–
Z8F640x/Z8F480x/Z8F320x/Z8F240x/Z8F160x
0
AVDD
C
10
3.5
25
–
–
–
1
cycles System clock cycles
cycles System clock cycles
Units Conditions
kHz
mV
kΩ
kΩ
Hz
V
V
40-pin PDIP, 44-pin LQFP,
44-pin PLCC, and 68-pin
PLCC packages.
20MHz system clock. Input
impedance increases with
lower system clock
frequency.
AVDD <= VDD. When using
an external reference voltage,
decoupling capacitance
should be placed from VREF
to AVSS.
Electrical Characteristics
Z8 Encore!
®
175