MC68HC711E20CFN2 Freescale Semiconductor, MC68HC711E20CFN2 Datasheet - Page 238

• Manufacturer Part Number: MC68HC711E20CFN2
• Description: IC MCU 20K 2MHZ OTP 52-PLCC
• Manufacturer: Freescale Semiconductor
• Series: HC11r

Specifications of MC68HC711E20CFN2

• Core Processor: HC11
• Core Size: 8-Bit
• Speed: 2MHz
• Connectivity: SCI, SPI
• Peripherals: POR, WDT
• Number Of I /o: 38
• Program Memory Size: 20KB (20K x 8)
• Program Memory Type: OTP
• Eeprom Size: 512 x 8
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 52-PLCC
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Electrical Characteristics
Technical Data
238
STRB (OUT)
PORT C (OUT)
Notes:
PORT B
1. After reading PIOC with STAF set
2. Figure shows rising edge STRA (EGA = 1) and high true STRB (INVB = 1).
STRB (IN)
STRA (IN)
PORT C (IN)
Notes:
STRB (0UT)
STRA (IN)
1. After reading PIOC with STAF set
2. Figure shows rising edge STRA (EGA = 1) and high true STRB (INVB = 1).
E
E
E
Figure 11-12. Port C Output Handshake Timing Diagram
Figure 11-11. Port C Input Handshake Timing Diagram
PREVIOUS PORT DATA
Figure 11-10. Simple Output Strobe Timing Diagram
t
W
IS
WRITE PORTCL
PREVIOUS PORT DATA
“READY”
W
W
t
t
AES
IH
(1)
W
t
MCU WRITE TO PORT B
PWD
Electrical Characteristics
t
W
DEB
NEW DATA VALID
W
W
t
t
DEB
PWD
t
W
READ PORTCL
AES
“READY”
(1)
W
NEW DATA VALID
t
DEB
M68HC11E Family — Rev. 3.2
W
t
DEB
W
t
DEB
MOTOROLA