IC 80C51 MCU FLASH 2K 20-DIP

 

P89LPC920FN,112

Manufacturer Part NumberP89LPC920FN,112
DescriptionIC 80C51 MCU FLASH 2K 20-DIP
ManufacturerNXP Semiconductors
SeriesLPC900
P89LPC920FN,112 datasheets

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Specifications of P89LPC920FN,112

Core Processor8051Core Size8-Bit
Speed18MHzConnectivityI²C, UART/USART
PeripheralsBrown-out Detect/Reset, LED, POR, PWM, WDTNumber Of I /o18
Program Memory Size2KB (2K x 8)Program Memory TypeFLASH
Ram Size256 x 8Voltage - Supply (vcc/vdd)2.4 V ~ 3.6 V
Oscillator TypeInternalOperating Temperature-40°C ~ 85°C
Package / Case20-DIP (0.300", 7.62mm)For Use With622-1014 - BOARD FOR LPC9XX TSSOP622-1008 - BOARD FOR LPC9103 10-HVSON622-1006 - SOCKET ADAPTER BOARDEPM900K - EMULATOR/PROGRAMMER NXP P89LPC9568-1759 - EMULATOR DEBUGGER/PROGRMMR LPC9X
Lead Free Status / RoHS StatusLead free / RoHS CompliantEeprom Size-
Data Converters-Other names935282524112
P89LPC920FN
P89LPC920FN
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Philips Semiconductors
5.2 Pin description
Table 3:
Pin description
Symbol
Pin
Type
Description
P0.0 to P0.7
I/O
Port 0: Port 0 is an 8-bit I/O port with a user-configurable output type. During reset
Port 0 latches are configured in the input only mode with the internal pull-up disabled.
The operation of Port 0 pins as inputs and outputs depends upon the port configuration
selected. Each port pin is configured independently. Refer to
configurations”
The Keypad Interrupt feature operates with Port 0 pins.
All pins have Schmitt triggered inputs.
Port 0 also provides various special functions as described below:
1
I/O
P0.0 — Port 0 bit 0.
O
CMP2 — Comparator 2 output.
I
KBI0 — Keyboard input 0.
20
I/O
P0.1 — Port 0 bit 1.
I
CIN2B — Comparator 2 positive input B.
I
KBI1 — Keyboard input 1.
19
I/O
P0.2 — Port 0 bit 2.
I
CIN2A — Comparator 2 positive input A.
I
KBI2 — Keyboard input 2.
18
I/O
P0.3 — Port 0 bit 3. High current source (P89LPC9221).
I
CIN1B — Comparator 1 positive input B.
I
KBI3 — Keyboard input 3.
17
I/O
P0.4 — Port 0 bit 4. High current source (P89LPC9221).
I
CIN1A — Comparator 1 positive input A.
I
KBI4 — Keyboard input 4.
16
I/O
P0.5 — Port 0 bit 5. High current source (P89LPC9221).
I
CMPREF — Comparator reference (negative) input.
I
KBI5 — Keyboard input 5.
14
I/O
P0.6 — Port 0 bit 6. High current source (P89LPC9221).
O
CMP1 — Comparator 1 output.
I
KBI6 — Keyboard input 6.
13
I/O
P0.7 — Port 0 bit 7. High current source (P89LPC9221).
I/O
T1 — Timer/counter 1 external count input or overflow output.
I
KBI7 — Keyboard input 7.
9397 750 14469
Product data
P89LPC920/921/922/9221
8-bit microcontrollers with two-clock 80C51 core
and
Table 8 “DC electrical characteristics”
Rev. 08 — 15 December 2004
Section 8.12.1 “Port
for details.
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
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