AT91SAM7L64-AU Atmel, AT91SAM7L64-AU Datasheet - Page 539

• Manufacturer Part Number: AT91SAM7L64-AU
• Description: MCU ARM7 64K HS FLASH 128-LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7L64-AU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 36MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 80
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 6K x 8
• Voltage - Supply (vcc/vdd): 1.55 V ~ 1.8 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 128-LQFP
• Controller Family/series: AT91SAM7xxx
• No. Of I/o's: 80
• Ram Memory Size: 6KB
• Cpu Speed: 36MHz
• No. Of Timers: 1
• Rohs Compliant: Yes
• Processor Series: AT91SAMx
• Core: ARM7TDMI
• Data Bus Width: 32 bit
• Data Ram Size: 6 KB
• Interface Type: 2-Wire, SPI, USART
• Maximum Clock Frequency: 36 MHz
• Number Of Programmable I/os: 80
• Number Of Timers: 3
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: JTRACE-ARM-2M, MDK-ARM, RL-ARM, ULINK2
• Development Tools By Supplier: AT91SAM-ICE, AT91-ISP, AT91SAM7L-EK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 4 Channel
• For Use With: AT91SAM7L-STK - KIT EVAL FOR AT91SAM7LAT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

35.8
Table 35-28. LCD Voltage Characteristics
35.9
Table 35-29. LCD Driver Characteristics
6257A–ATARM–20-Feb-08
Symbol
V
V
I
T
Symbol
V
I
VDDLCD
VDDLCD
VDDLCD
VDDIO2
START
VDDIO2
LCD Voltage Characteristic
LCD Driver Characteristic
Parameter
Supply Voltage
Dropout Voltage
Output Voltage
Current consumption
LCD Startup Time
External storage capacitor
Parameter
Supply Voltage
Current consumption
Figure 35-12. Charge Pump Schematics
Conditions
Resistor Ladder @3.4V
Each output buffer @3.4V
Conditions
Minimum voltage difference needed
between supply voltage and external
output voltage selected
I
CL=4.7µF,ESR=1Ω
No load
On VDDIO2
Tolerance +/- 10%, ESR=1Ω min
O
R = 10
= 4 mA max
VDDINLCD
VDDLCD
VDD3V6
VDDIO2
AT91SAM7L128/64 Preliminary
Regulator
Voltage
Charge
Pump
LCD
Min
Min
100
2.4
2.5
2.4
CAPP1
CAPM1
CAPP2
CAPM2
Typ
Typ
2.9
4.7
Max
1.34
Max
3.4
3.6
3.4
1.5
33
30
Units
Units
mV
mS
µA
µA
µF
V
V
V
539