AT89LP216-20SU Atmel, AT89LP216-20SU Datasheet - Page 53
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AT89LP216-20SU
Manufacturer Part Number
AT89LP216-20SU
Description
MCU 8051 2K FLASH 20MHZ 16-SOIC
Manufacturer
Atmel
Series
89LPr
Datasheet
1.AT89LP216-20PU.pdf
(98 pages)
Specifications of AT89LP216-20SU
Core Processor
8051
Core Size
8-Bit
Speed
20MHz
Connectivity
SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
14
Program Memory Size
2KB (2K x 8)
Program Memory Type
FLASH
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
2.4 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
16-SOIC (0.300", 7.5mm Width)
Processor Series
AT89x
Core
8051
Data Bus Width
8 bit
Data Ram Size
128 B
Interface Type
UART, SPI
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
14
Number Of Timers
2
Operating Supply Voltage
2.4 V to 5.5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Development Tools By Supplier
AT89ISP
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Lead Free Status / Rohs Status
Details
3621E–MICRO–11/10
Figure 19-2. SPI Shift Register Diagram
Figure 19-3. SPI Block Diagram
Transmit
Serial In
Byte
÷4÷8÷32÷64
SPI Status Register
Oscillator
Select
Divider
SPI Control
8
SPI Clock (Mater)
MUX
8
2:1
SPI Interrupt
Request
8
Parallel Master
Serial Master
(Write Buffer)
D
CLK
D
CLK
LATCH
LATCH
MSTR
SPE
8
MSB
Data Bus
Internal
Q
Q
8
Read Data Buffer
Write Data Buffer
7
8-bit Shift Register
8
SPI Control Register
Clock
Logic
MUX
LSB
Clock
2:1
8
Parallel Slave
Serial Slave
(Read Buffer)
D
CLK
D
CLK
LATCH
LATCH
S
M
M
S
S
M
AT89LP216
Q
Q
8
Serial Out
Receive
Byte
MISO
MOSI
P1.6
P1.5
SCK
P1.4
1.7
SS
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