C505-2RM SIEMENS [Siemens Semiconductor Group], C505-2RM Datasheet - Page 64

• Manufacturer Part Number: C505-2RM
• Description: 8-Bit CMOS Microcontroller
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

A/D Converter Characteristics of C505 and C505C
V
4 V
Parameter
Analog input voltage
Sample time
Conversion cycle time
Total unadjusted error
Internal resistance of
reference voltage source
Internal resistance of
analog source
ADC input capacitance
Notes see next page.
Clock calculation table:
Clock Prescaler
Ratio
Further timing conditions :
Semiconductor Group
CC
32
16
8
4
= 5 V + 10%, – 15%;
V
AREF
V
CC
ADCL1, 0
0.1 V;
1
1
0
0
V
V
1
0
1
0
SS
Symbol
V
t
t
T
R
R
C
t
t
S
ADCC
SS
UE
ADC
IN
AIN
AREF
ASRC
AIN
= 0 V
–
= 1 /
t
32
16
0.1 V
ADC
min = 800 ns
8
4
f
OSC
t
t
t
t
min.
V
0.2
–
–
–
–
–
–
IN
IN
IN
IN
AGND
V
Limit Values
=
AGND
t
64
32
16
t
-
T
T
T
T
S
CLP
8
A
A
A
A
= 0 to 70 C for the SAB- versions
= – 40 to 85 C for the SAF- versions
= – 40 to 110 C for the SAH- versions
= – 40 to 125 C for the SAK- versions
max.
V
0.2
64
32
16
320
160
t
- 1
t
- 1
50
64
V
ADC
S
t
t
t
t
80
8
40
AREF
IN
IN
IN
IN
2
/ 500
SS
/ 500
t
t
t
t
+ 0.2 V
+
IN
IN
IN
IN
t
t
t
t
IN
IN
IN
IN
t
320
160
ADCC
80
40
V
ns
ns
LSB
k
k
pF
Unit Test Condition
t
t
t
t
IN
IN
IN
IN
1)
Prescaler
Prescaler
Prescaler
Prescaler
Prescaler
Prescaler
Prescaler
Prescaler
V
4)
t
t
6)
ADC
S
SS
in [ns]
in [ns]
+ 0.5 V
2) 6)
5) 6)
C505A / C505CA
32
16
8
4
32
16
8
4
V
2)
3)
C505 / C505C
AIN
V
1997-12-01
CC
– 0.5 V