SAF-C161U-LF V1.3 Infineon Technologies, SAF-C161U-LF V1.3 Datasheet - Page 297

• Manufacturer Part Number: SAF-C161U-LF V1.3
• Description: IC MCU ISDN 16BIT TTL TQFP-100
• Manufacturer: Infineon Technologies
• Series: C16xxr

Specifications of SAF-C161U-LF V1.3

• Core Processor: C166
• Core Size: 16-Bit
• Speed: 36MHz
• Connectivity: EBI/EMI, SPI, UART/USART, USB
• Peripherals: POR, PWM, WDT
• Number Of I /o: 56
• Program Memory Type: ROMless
• Ram Size: 3K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-LFQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Other names: SAFC161ULFV1.3X; SAFC161ULFV13XP; SP000007502

Table 67
Table 68 lists the T14 reload values for a time base of 1 s (A), 100 ms (B) and 1 ms (C)
and several RTC input frequencies:
Table 68
Data Sheet
Oscillator
Frequency
16 MHz
20 MHz
24 MHz
25 MHz
32 MHz
50 MHz
RTC Input
Frequency
32 KHz
312.5 KHz
125 KHz
19.531 KHz
156.25 KHz
312.5 KHz
375 KHz
500 KHz
625 KHz
750 KHz
781.25 KHz
1 MHz
1.56 MHz
RTC Interrupt Periods (cont’d)
RTC Reload Values
Divider
Factor
32
32
32
32
32
32
Reload Value A
T14REL
8300
F0BE
C2F7
B3B5
85EE
6769
48E5
0BDC
H
H
H
H
H
H
H
H
RTC Input
Frequency
500 KHz
625 KHz
750 KHz
781.25 KHz
1 MHz
1.56 MHz
Base
1.000 s
0.999 s
1.000 s
0.999 s
1.000 s
1.000 s
1.000 s
1.000 s
T14REL
D9DA
Reload Value B
F380
FE79
F9E5
F85F
F3CB
F0BE
EDB0
E796
E17B
DB61
CF2C
B3B5
Prescaler
Factor
8
8
8
8
8
8
297
H
H
H
H
H
H
H
H
H
H
H
H
H
Base
100.0 ms FFE0
100.1 ms FFFC
100.0 ms FFF0
99.9 ms
100.0 ms FFE1
99.9 ms
100.0 ms FFD1
100.0 ms FFC1
100.0 ms FFB2
100.0 ms FFA2
100.0 ms FF9E
100.0 ms FF83
99.9 ms
RTC_T14INT Period
Minimum
16.0 µs
12.8 µs
10.67 µs
10.24 µs
8.0 µs
5.12 µs
Reload Value C
T14REL
FFEC
FFD9
FF3D
Real Time Clock (RTC)
H
H
H
H
H
H
H
H
H
H
H
H
H
Maximum
1.049 s
0.839 s
0.699 s
0.671 s
0.524 s
0.336 s
Base
1.000 ms
1.024 ms
1.024 ms
1.024 ms
0.992 ms
0.998 ms
1.003 ms
1.008 ms
0.998 ms
1.003 ms
1.004 ms
1.000 ms
0.998 ms
2001-04-19
C161U