AT89C5122D-RDRIM Atmel, AT89C5122D-RDRIM Datasheet - Page 58
![IC MCU 80C51 W/SMART CARD 64VQFP](/photos/6/81/68127/313-64-vqfp_sml.jpg)
AT89C5122D-RDRIM
Manufacturer Part Number
AT89C5122D-RDRIM
Description
IC MCU 80C51 W/SMART CARD 64VQFP
Manufacturer
Atmel
Series
89Cr
Specifications of AT89C5122D-RDRIM
Core Processor
8051
Core Size
8-Bit
Speed
48MHz
Connectivity
SmartCard, SPI, UART/USART, USB
Peripherals
LED, POR, WDT
Number Of I /o
46
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
768 x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-TQFP, 64-VQFP
For Use With
AT89STK-10 - KIT EVAL APPL MASS STORAGEAT89STK-03 - KIT STARTER FOR MCU AT8XC5122/23
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Other names
AT89C5122DRDRIMTR
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58
AT83R5122, AT8xC5122/23
Figure 28. LED Source Current
Notes:
Table 35. LED Source Current
Data
Port Latch
LEDx.1
LEDx.0
LEDx.1
0
0
0
0
1
1
1
1
1. When switching a low level, LEDCTRL device has a permanent current of about
2. The port must be configured as standard C51 port by means of PMOD0 and PMOD1
N mA/15 (N is 2, 4 or 8).
registers and the level of current must be programmed by means of LEDCON0 and
LEDCON1 registers before switching the led on.
LEDx.0
0
0
1
1
0
0
1
1
Port Latch Data
0
1
0
1
0
1
0
1
LEDCTRL
NMOS
1
0
0
0
0
0
0
0
NMOS
PIN
0
1
0
1
0
1
0
1
N
N
LED control disabled
LED mode 10 mA
LED mode 2 mA
LED mode 4 mA
Comments
4202F–SCR–07/2008
Pin
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