ATMEGA32HVB-8X3 Atmel, ATMEGA32HVB-8X3 Datasheet - Page 237

• Manufacturer Part Number: ATMEGA32HVB-8X3
• Description: MCU AVR 32KB FLASH 8MHZ 44TSSOP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA32HVB-8X3

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, SPI
• Peripherals: POR, WDT
• Number Of I /o: 17
• 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 V ~ 25 V
• Data Converters: A/D 7x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TSSOP
• Processor Series: ATMEGA32x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Interface Type: SPI, TWI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 17
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT, ATAVRSB200
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12 bit, 7 Channel
• Package: 44TSSOP
• Device Core: AVR
• Family Name: ATmega
• Maximum Speed: 8 MHz
• Operating Supply Voltage: 5|9|12|15|18|24 V
• For Use With: ATSTK524 - KIT STARTER ATMEGA32M1/MEGA32C1ATSTK600 - DEV KIT FOR AVR/AVR32ATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVRATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 32-14. PC5 Characteristic
32.13 2-wire Serial Interface Characteristics
Table 32-15. Two-wire Serial Bus Requirements
Notes:
8042B–AVR–06/10
Symbol
V
Symbol
V
V
V
tr
tof
tSP
I
C
f
Rp
t
t
t
t
t
t
t
t
i
SCL
HD;STA
LOW
HIGH
SU;STA
HD;DAT
SU;DAT
SU;STO
BUF
(1)
OL
IL
IH
OL
i
(1)
(1)
(1)
(1)
1. In ATmega16HVB/32HVB, this parameter is characterized and not tested.
2. C
3. f
4. This requirement applies to all ATmega16HVB/32HVB Two-wire Serial Interface operation. Other devices connected to the
Two-wire Serial Bus need only obey the general f
Parameter
Output Low-voltage
Parameter
Input Low-voltage
Input High-voltage
Output Low-voltage
Rise Time for both SDA and SCL
Output Fall Time from V
Spikes Suppressed by Input Filter
Input Current each I/O Pin
Capacitance for each I/O Pin
SCL Clock Frequency
Value of Pull-up resistor
Hold Time (repeated) START Condition
Low Period of the SCL Clock
High period of the SCL clock
Set-up time for a repeated START condition
Data hold time
Data setup time
Setup time for STOP condition
Bus free time between a STOP and START
condition
CK
b
= capacitance of one bus line in pF.
= CPU clock frequency
Table 32-15 on page 237
Serial Bus. The ATmega16HVB/32HVB Two-wire Serial Interface meets or exceeds these
requirements under the noted conditions.
Timing symbols refer to
IHmin
to V
ILmax
Figure 32-1 on page
describes the requirements for devices connected to the Two-wire
500 µA sink current
f
CK
SCL
(3)
0.1V
> max(16f
requirement.
350 µA sink current
f
f
f
f
f
f
f
f
f
C
BUS
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
SCL
b
Condition
Condition
< 400 pF
≤ 100 kHz
≤ 100 kHz
≤ 100 kHz
≤ 100 kHz
≤ 100 kHz
≤ 100 kHz
≤ 100 kHz
≤ 100 kHz
≤ 100 kHz
< V
SCL
i
< 0.9V
, 450 kHz)
238.
(2)
BUS
ATmega16HVB/32HVB
(4)
V
------------------------------ -
BUS
350µA
Min
Min
-0.5
250
2.1
4.0
4.7
4.0
4.7
0.3
4.0
4.7
-5
0
0
–
0
0
–
0,4V
V
------------------------------ -
BUS
100µA
Max
Max
3.45
300
250
100
0.2
0.8
5.5
0.4
50
10
5
–
–
–
–
–
–
–
–
0,4V
Units
Units
kHz
µA
pF
ns
µs
V
V
Ω
237