ZLF645S0Q2032G Maxim Integrated, ZLF645S0Q2032G Datasheet - Page 24

• Manufacturer Part Number: ZLF645S0Q2032G
• Description: 8-bit Microcontrollers - MCU Crimzon Flash Infrared MCU
• Manufacturer: Maxim Integrated

Specifications of ZLF645S0Q2032G

• Core: Z8
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 8 MHz
• Program Memory Size: 32 KB
• Data Ram Size: 1 KB
• On-chip Adc: No
• Operating Supply Voltage: 2 V to 3.6 V
• Package / Case: QFN-EP-20
• Mounting Style: SMD/SMT
• Interface Type: UART
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Number Of Programmable I/os: 5
• Number Of Timers: 2 x 8 bit, 1 x 16 bit
• On-chip Dac: No
• Processor Series: ZLF645
• Program Memory Type: Flash
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 2 V

19-4572; Rev 0; 4/09
Table 9. 48-Pin SSOP Sequential Pin Identification (Continued)
Table 10
package by function.
Table 10. 48-Pin SSOP Functional Pin Identification
Pin No
41
42
43
44
45
46
47
48
Pin No
31
32
35
41
5
7
8
11
33
34
39
40
9
10
15
16
42
43
44
lists the functions and signal directions of each pin within the 48-pin SSOP 
P16
P17
P20
P21
P22
Symbol
P03
P20
P21
P22
P23
P24
P46
P47
Symbol
P00
P01
P02
P03
P04
P05
P06
P07
P10
P11
P12
P13
P14
P15
Port 4, bit 6
Port 4, bit 7
Port 0, bit 6
Port 0, bit 7
Port 1, bit 0
Port 1, bit 1
Port 1, bit 2
Port 1, bit 3
Port 1, bit 4
Port 1, bit 5
Port 1, bit 6
Port 1, bit 7
Port 2, bit 0
Port 2, bit 1
Port 2, bit 2
Function
Port 0, bit 3
Port 2, bit 0
Port 2, bit 1
Port 2, bit 2
Port 2, bit 3
Port 2, bit 4
Function
Port 0, bit 0
Port 0, bit 1
Port 0, bit 2
Port 0, bit 3
Port 0, bit 4
Port 0, bit 5
ZLF645 Series Flash MCUs
Product Specification
Signal Direction
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Signal Direction
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Pin Description
16