AT90CAN32 Atmel Corporation, AT90CAN32 Datasheet - Page 377
AT90CAN32
Manufacturer Part Number
AT90CAN32
Description
Manufacturer
Atmel Corporation
Specifications of AT90CAN32
Flash (kbytes)
32 Kbytes
Pin Count
64
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
53
Ext Interrupts
8
Usb Speed
No
Usb Interface
No
Spi
1
Twi (i2c)
1
Uart
2
Can
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
2
Eeprom (bytes)
1024
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
2.7 to 5.5
Operating Voltage (vcc)
2.7 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
4
Output Compare Channels
8
Input Capture Channels
2
Pwm Channels
7
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
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Table 26-11. External Data Memory Characteristics, V
Notes:
Table 26-12. External Data Memory Characteristics, V
Table 26-13. External Data Memory Characteristics, V
Table 26-14. External Data Memory Characteristics, V
7679H–CAN–08/08
11
12
13
14
15
16
0
10
12
15
16
0
10
12
15
16
0
10
12
Symbol
t
t
t
t
t
t
Symbol
1/t
t
t
t
t
Symbol
1/t
t
t
t
t
Symbol
1/t
t
t
RHDX
RLRH
DVWL
WHDX
DVWH
WLWH
RLDV
RLRH
DVWH
WLWH
RLDV
RLRH
DVWH
WLWH
RLDV
RLRH
1. This assumes 50% clock duty cycle. The half period is actually the high time of the external clock, XTAL1.
2. This assumes 50% clock duty cycle. The half period is actually the low time of the external clock, XTAL1.
CLCL
CLCL
CLCL
Parameter
Data Hold After RD High
RD Pulse Width
Data Setup to WR Low
Data Hold After WR High
Data Valid to WR High
WR Pulse Width
Parameter
Oscillator Frequency
Read Low to Data Valid
RD Pulse Width
Data Valid to WR High
WR Pulse Width
Parameter
Oscillator Frequency
Read Low to Data Valid
RD Pulse Width
Data Valid to WR High
WR Pulse Width
Parameter
Oscillator Frequency
Read Low to Data Valid
RD Pulse Width
Min.
Min.
Min.
Min.
235
105
235
250
235
485
500
485
735
750
735
735
CC
CC
CC
CC
4 MHz Oscillator
0
4 MHz Oscillator
4 MHz Oscillator
4 MHz Oscillator
= 2.7 - 5.5 Volts, No Wait-state (Continued)
= 2.7 - 5.5 Volts, SRWn1 = 0, SRWn0 = 1
= 2.7 - 5.5 Volts, SRWn1 = 1, SRWn0 = 0
= 2.7 - 5.5 Volts, SRWn1 = 1, SRWn0 = 1
Max.
Max.
Max.
Max.
440
690
690
0.5 t
1.0 t
1.0 t
1.0 t
2.0 t
2.0 t
3.0 t
3.0 t
3.0 t
1.0 t
CLCL
AT90CAN32/64/128
2.0 t
3.0 t
Min.
CLCL
CLCL
CLCL
Min.
CLCL
CLCL
Min.
CLCL
CLCL
Min.
CLCL
0
0.0
0.0
0.0
Variable Oscillator
CLCL
Variable Oscillator
Variable Oscillator
Variable Oscillator
– 20
CLCL
CLCL
– 15
– 15
– 15
– 15
– 15
– 15
– 15
– 15
(1)
2.0 t
3.0 t
3.0 t
Max.
Max.
Max.
Max.
CLCL
CLCL
CLCL
8
8
8
– 60
– 60
– 60
MHz
MHz
MHz
Unit
ns
ns
ns
ns
ns
ns
Unit
ns
ns
ns
ns
Unit
ns
ns
ns
ns
Unit
ns
ns
377
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