AT90PWM3B Atmel Corporation, AT90PWM3B Datasheet - Page 292
AT90PWM3B
Manufacturer Part Number
AT90PWM3B
Description
Manufacturer
Atmel Corporation
Specifications of AT90PWM3B
Flash (kbytes)
8 Kbytes
Pin Count
32
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
8
Hardware Qtouch Acquisition
No
Max I/o Pins
27
Ext Interrupts
4
Usb Speed
No
Usb Interface
No
Spi
1
Uart
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
11
Adc Resolution (bits)
10
Adc Speed (ksps)
125
Analog Comparators
3
Resistive Touch Screen
No
Dac Channels
1
Dac Resolution (bits)
10
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
0.5
Eeprom (bytes)
512
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 105
I/o Supply Class
2.7 to 5.5
Operating Voltage (vcc)
2.7 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
5
Output Compare Channels
16
Input Capture Channels
1
Pwm Channels
12
32khz Rtc
No
Calibrated Rc Oscillator
Yes
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AT90PWM2/3/2B/3B
Figure 25-8. Parallel Programming Timing, Loading Sequence with Timing Requirements
Note:
Figure 25-9. Parallel Programming Timing, Reading Sequence (within the Same Page) with
Note:
Table 25-14. Parallel Programming Characteristics, V
Symbol
V
I
t
t
t
t
t
PP
DVXH
XLXH
XHXL
XLDX
XLWL
PP
XTAL1
PAGEL
DATA
XTAL1
DATA
BS1
XA0
XA1
BS1
XA0
XA1
OE
1. The timing requirements shown in
1. The timing requirements shown in
ing operation.
ing operation.
Parameter
Programming Enable Voltage
Programming Enable Current
Data and Control Valid before XTAL1 High
XTAL1 Low to XTAL1 High
XTAL1 Pulse Width High
Data and Control Hold after XTAL1 Low
XTAL1 Low to WR Low
Timing Requirements
ADDR0 (Low Byte)
LOAD ADDRESS
ADDR0 (Low Byte)
LOAD ADDRESS
(LOW BYTE)
(LOW BYTE)
t
XLOL
t
OLDV
(1)
(LOW BYTE)
LOAD DATA
DATA (Low Byte)
(LOW BYTE)
DATA (Low Byte)
READ DATA
Figure 25-7
Figure 25-7
t
XLXH
t
BVDV
(i.e., t
(i.e., t
(HIGH BYTE)
LOAD DATA
CC
= 5V ± 10%
DATA (High Byte)
DVXH
DVXH
(HIGH BYTE)
READ DATA
DATA (High Byte)
t
XLPH
, t
, t
LOAD DATA
XHXL
XHXL
11.5
Min
200
150
67
67
0
, and t
, and t
t
OHDZ
t
PLXH
Typ
XLDX
XLDX
LOAD ADDRESS
LOAD ADDRESS
(LOW BYTE)
(LOW BYTE)
) also apply to read-
) also apply to load-
ADDR1 (Low Byte)
ADDR1 (Low Byte)
Max
12.5
250
4317J–AVR–08/10
Units
μA
ns
ns
ns
ns
ns
V
(1)
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