AT91R40807-33AU Atmel, AT91R40807-33AU Datasheet - Page 8

• Manufacturer Part Number: AT91R40807-33AU
• Description: IC ARM7 MCU 100TQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91R40807-33AU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, UART/USART
• Peripherals: WDT
• Number Of I /o: 32
• Program Memory Type: ROMless
• Ram Size: 136K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

AC Word Load Characteristics
AC Word Load Waveforms
WE Controlled
CE Controlled
8
Symbol
t
t
t
t
t
t
t
t
AS
AH
CS
CH
WP
DS
DH
WPH
, t
, t
OES
OEH
AT49LV1024/1025
Parameter
Address, OE Setup Time
Address Hold Time
Chip Select Setup Time
Chip Select Hold Time
Write Pulse Width (WE or CE)
Data Setup Time
Data, OE Hold Time
Write Pulse Width High
ADDRESS
DATA
ADDRESS
DATA
WE
OE
CE
WE
OE
CE
IN
IN
t
t
OES
t
OES
t
t
t
CS
AS
CS
AS
t
t
AH
AH
t
t
WP
WP
t
t
DS
DS
t
t
OEH
t
OEH
CH
t
CH
t
t
t
DH
t
WPH
Min
DH
WPH
70
70
70
50
0
0
0
0
Max
Units
1278D–07/01
ns
ns
ns
ns
ns
ns
ns
ns