AT89LP51RC2 Atmel Corporation, AT89LP51RC2 Datasheet - Page 237
AT89LP51RC2
Manufacturer Part Number
AT89LP51RC2
Description
Manufacturer
Atmel Corporation
Specifications of AT89LP51RC2
Flash (kbytes)
32 Kbytes
Max. Operating Frequency
20 MHz
Cpu
8051-1C
Max I/o Pins
42
Spi
1
Twi (i2c)
1
Uart
1
Adc Channels
7
Adc Resolution (bits)
10
Adc Speed (ksps)
153.8
Sram (kbytes)
1.375
Self Program Memory
API
Operating Voltage (vcc)
2.4 to 5.5
Timers
4
Isp
SPI/OCD/UART
Watchdog
Yes
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Table 25-9.
.
Table 25-10. DAC Characteristics
3722A–MICRO–10/11
Symbol
t
t
V
V
V
V
R
R
C
Symbol
t
t
V
V
V
V
R
ACK
ADC
ACK
DAC
REF
IN
CMI
DI
REF
IN
CMO
DO
IN
MUX
S/H
OUT
Parameter
Gain Error
Offset Error
Clock Period
Conversion Time
Reference Voltage
Single-Ended Input Voltage
Differential Input Common
Mode Voltage
Differential Input Voltage
Analog Input Resistance
Analog Mux Resistance
Sample & Hold Capacitance
Parameter
Resolution
Clock Period
Conversion Time
Reference Voltage
Single-Ended Input Voltage
Differential Output
Common Mode Voltage
Differential Output Voltage
Analog Output Resistance
ADC Characteristics (Continued)
Condition
t
External Reference
Internal Reference
ACK
Condition
External Reference
Internal Reference
≥ t
CLCL
AT89LP51RB2/RC2/IC2 Preliminary
V
V
V
V
V
DD
DD
DD
DD
DD
13t
11t
GND
/2 - V
/2 - V
Min
Min
500
500
100
/2 - 0.2
/2 - 0.2
/2 - 0.2
0.9
0.9
0
0
ACK
ACK
REF
REF
Typical
Typical
V
V
V
1.0
1.0
DD
DD
DD
16
16
10
10
3
/2
/2
/2
V
V
V
V
V
DD
DD
14t
DD
12t
DD
DD
2t
±V
2t
±V
/2 + V
/2 + V
Max
Max
/2 + 0.2
V
/2 + 0.2
/2 + 0.2
200
1.1
1.1
10
ACK
CLCL
ACK
CLCL
DD
REF
REF
+
+
REF
REF
Units
Units
LSB
LSB
Bits
kΩ
kΩ
pF
kΩ
ns
ns
ns
ns
V
V
V
V
V
V
V
V
V
V
237
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