ATMEGA32-16MI Atmel, ATMEGA32-16MI Datasheet - Page 269

• Manufacturer Part Number: ATMEGA32-16MI
• Description: IC AVR MCU 32K 16MHZ IND 44-QFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA32-16MI

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-VQFN Exposed Pad
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

2503Q–AVR–02/11
Figure 135. Parallel Programming Timing, Reading Sequence (within the Same Page) with
Timing Requirements
Note:
Table 112. Parallel Programming Characteristics, V
Symbol
V
I
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
PP
DVXH
XLXH
XHXL
XLDX
XLWL
XLPH
PLXH
BVPH
PHPL
PLBX
WLBX
PLWL
BVWL
WLWH
WLRL
WLRH
WLRH_CE
XLOL
PP
XTAL1
DATA
BS1
XA0
XA1
OE
1. The timing requirements shown in
reading 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
XTAL1 Low to PAGEL high
PAGEL low to XTAL1 high
BS1 Valid before PAGEL High
PAGEL Pulse Width High
BS1 Hold after PAGEL Low
BS2/1 Hold after WR Low
PAGEL Low to WR Low
BS1 Valid to WR Low
WR Pulse Width Low
WR Low to RDY/BSY Low
WR Low to RDY/BSY High
WR Low to RDY/BSY High for Chip Erase
XTAL1 Low to OE Low
ADDR0 (Low Byte)
LOAD ADDRESS
(LOW BYTE)
(1)
t
XLOL
t
OLDV
(1)
(LOW BYTE)
DATA (Low Byte)
READ DATA
Figure 133
(2)
t
BVDV
CC
(that is, t
= 5V ±10%
(HIGH BYTE)
11.5
READ DATA
Min
200
150
150
150
150
3.7
7.5
67
67
67
67
67
67
67
DATA (High Byte)
0
0
0
0
DVXH
, t
Typ
XHXL
t
OHDZ
ATmega32(L)
, and t
Max
12.5
250
4.5
1
9
LOAD ADDRESS
(LOW BYTE)
XLDX
ADDR1 (Low Byte)
Units
μA
ms
ns
μs
ns
) also apply to
V
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