Z8F6421AN020EC00TR Zilog, Z8F6421AN020EC00TR Datasheet - Page 133

• Manufacturer Part Number: Z8F6421AN020EC00TR
• Description: IC ENCORE MCU FLASH 64K 44LQFP
• Manufacturer: Zilog
• Series: Encore!® XP®r

Specifications of Z8F6421AN020EC00TR

• Core Processor: Z8
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, IrDA, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 31
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 44-LQFP
• For Use With: 269-4678 - KIT DEV FOR Z8F642 MCU 44 PIN269-4677 - KIT DEV FOR Z8F642 MCU 28PIN269-4540 - KIT DEV FOR Z8 ENCORE 16K TO 64K
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: Z8F6421AN020EC00T

Table 61. UART Baud Rates (Continued)
PS019921-0308
10.0 MHz System Clock
3.579545 MHz System Clock
Desired Rate BRG Divisor Actual Rate Error
Desired Rate BRG Divisor Actual Rate Error
1250.0
1250.0
(kHz)
625.0
250.0
115.2
(kHz)
625.0
250.0
115.2
1.20
0.60
0.30
57.6
38.4
19.2
9.60
4.80
2.40
1.20
0.60
0.30
57.6
38.4
19.2
(Decimal)
(Decimal)
1736
3472
1042
2083
868
N/A
130
260
521
N/A
N/A
11
16
33
65
12
1
3
5
1
2
4
6
208.33
223.72
(kHz)
625.0
125.0
(kHz)
111.9
1.20
0.60
0.30
56.8
39.1
18.9
9.62
4.81
2.40
1.20
0.60
0.30
55.9
37.3
18.6
N/A
N/A
N/A
-16.67
-10.51
-1.36
-0.03
-0.03
-0.03
-2.90
-2.90
-2.90
-2.90
0.00
8.51
1.73
0.16
0.01
0.01
0.01
0.16
0.16
N/A
N/A
N/A
(%)
(%)
0.2
5.5296 MHz System Clock
1.8432 MHz System Clock
Desired
Desired
1250.0
1250.0
625.0
250.0
625.0
250.0
(kHz)
115.2
(kHz)
115.2
Rate
Rate
1.20
0.60
0.30
57.6
38.4
19.2
9.60
4.80
2.40
1.20
0.60
0.30
57.6
38.4
19.2
Z8 Encore! XP
(Decimal)
(Decimal)
Divisor
Divisor
2304
BRG
BRG
1152
1152
576
N/A
N/A
144
288
576
N/A
N/A
N/A
18
36
72
1
3
6
9
1
2
3
6
Product Specification
Actual Rate Error
Actual Rate Error
®
345.6
(kHz)
115.2
(kHz)
115.2
1.20
0.60
0.30
57.6
38.4
19.2
9.60
4.80
2.40
1.20
0.60
0.30
57.6
38.4
19.2
N/A
N/A
N/A
N/A
N/A
F64XX Series
38.24
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
N/A
N/A
N/A
N/A
N/A
(%)
(%)
UART
119