ATAVRSB202 Atmel, ATAVRSB202 Datasheet - Page 238

• Manufacturer Part Number: ATAVRSB202
• Description: KIT BATT MGMT FOR ATMEGA32HVB
• Manufacturer: Atmel

Specifications of ATAVRSB202

• Main Purpose: *
• Embedded: *
• Utilized Ic / Part: *
• Primary Attributes: *
• Secondary Attributes: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 32-1. Two-wire Serial Bus Timing
32.14 SPI Timing Characteristics
Table 32-16. SPI Timing Parameters
Note:
8042B–AVR–06/10
SCL
SDA
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
1. Refer to
t
Description
SCK period
SCK high/low
Rise/Fall time
Setup
Hold
Out to SCK
SCK to out
SCK to out high
SS low to out
SCK period
SCK high/low
Rise/Fall time
Setup
Hold
SCK to out
SCK to SS high
SS high to tri-state
SS low to SCK
SU;STA
”Serial Programming” on page 211
(1)
See
Figure 32-2 on page 239
t
HD;STA
t
t
of
LOW
t
HIGH
t
for serial programming requirements.
HD;DAT
Mode
Master
Master
Master
Master
Master
Master
Master
Master
Slave
Slave
Slave
Slave
Slave
Slave
Slave
Slave
Slave
Slave
and
Figure on page 239
t
LOW
4 • t
2 • t
t
SU;DAT
ck
ck
Min
10
20
20
t
+ 40 ns
+ 20 ns
ck
ATmega16HVB/32HVB
for details.
See
50% duty
0.5 • t
Typ
3.6
1.6
10
10
10
10
15
15
10
Figure
sck
t
SU;STO
t
r
Max
t
BUF
Units
ns
µs
ns
238