MC68HC705JP7CDW Freescale Semiconductor, MC68HC705JP7CDW Datasheet - Page 115

• Manufacturer Part Number: MC68HC705JP7CDW
• Description: IC MCU 8BIT 28-SOIC
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of MC68HC705JP7CDW

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 2.1MHz
• Connectivity: SIO
• Peripherals: POR, Temp Sensor, WDT
• Number Of I /o: 22
• Program Memory Size: 6KB (6K x 8)
• Program Memory Type: OTP
• Ram Size: 224 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 4x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Chapter 12
Personality EPROM (PEPROM)
12.1 Introduction
This section describes how to program the 64-bit personality erasable programmable read-only memory
(PEPROM).
Freescale Semiconductor
Figure 12-1
V
PP
AMPLIFIER
In packages with no quartz window, the PEPROM functions as one-time
programmable ROM (OTPROM).
SINGLE
SENSE
SWITCH
MC68HC705JJ7 • MC68HC705JP7 Advance Information Data Sheet, Rev. 4.1
INTERNAL DATA BUS
INTERNAL DATA BUS
shows the structure of the PEPROM subsystem.
Figure 12-1. Personality EPROM Block Diagram
PEPROM STATUS/CONTROL REGISTER
PEPROM BIT SELECT REGISTER
8-TO-1 COLUMN DECODER
AND MULTIPLEXER
V
PP
NOTE
ROW 0
ROW 1
ROW 2
ROW 3
ROW 4
ROW 5
ROW 6
ROW 7
$000E
$000F
8-TO-1 ROW DECODER
RESET
RESET
AND MULTIPLEXER
ROW ZERO
DECODER
V
PP
SWITCH
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