AD9508/PCBZ Analog Devices, AD9508/PCBZ Datasheet - Page 7

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AD9508/PCBZ

Manufacturer Part Number
AD9508/PCBZ
Description
Clock & Timer Development Tools 1
Manufacturer
Analog Devices
Type
Clock Buffersr
Datasheet

Specifications of AD9508/PCBZ

Rohs
yes
Product
Evaluation Boards
Tool Is For Evaluation Of
AD9508
Frequency
250 MHz, 1.65 GHz
Operating Supply Voltage
6 V
Description/function
High performance 1
Interface Type
I2C, SPI, USB
Factory Pack Quantity
1
Data Sheet
Parameter
SDO
TIMING
SERIAL PORT SPECIFICATIONS—I
Table 6.
Parameter
SDA, SCL (AS INPUT)
SDA (AS OUTPUT)
TIMING
As Output
Output Voltage
SCLK
SDIO to SCLK Setup, t
SCLK to SDIO Hold, t
SCLK to Valid SDIO and SDO, t
CS
C S
A A
C S
A A
Input Voltage
Input Current
Hysteresis of Schmitt Trigger Inputs
Output Logic 0 Voltage
Output Fall Time from V
SCL Clock Rate
Bus-Free Time Between a Stop and Start
Repeated Start Condition Setup Time, t
Repeated Hold Time Start Condition, t
Stop Condition Setup Time, t
Low Period of the SCL Clock, t
High Period of the SCL Clock, t
Data Setup Time, t
Data Hold Time, t
Output Voltage
Logic 1
Logic 0
Clock Rate, 1/t
Pulse Width High, t
Pulse Width Low, t
Logic 1
Logic 0
Condition, t
E E
A A
E E
A A
E E
A A
to SCLK Setup (t
to SCLK Hold (t
Minimum Pulse Width High
Logic 1
Logic 0
BUF
CLK
HD; DAT
C
SU; DAT
)
S
)
DH
LOW
DS
HIGH
IH (MIN)
SU; STO
to V
DV
LOW
HIGH
IL (MAX)
HD; STA
SU; STA
Min
VDD − 0.4
VDD − 0.4
4.6
3.5
2.9
0
3.4
0
3.4
2
C MODE
Min
VDD − 0.4
−40
150
1.3
0.6
0.6
1.3
0.6
100
0
Typ
Rev. A | Page 7 of 40
Max
0.4
0.4
30
15
Typ
Unit
V
V
V
V
MHz
ns
ns
ns
ns
ns
ns
ns
ns
Max
0.4
0
0.4
250
400
0.6
0.9
Test Conditions/Comments
1 mA load current
1 mA load current
1 mA load current
1 mA load current
Unit
V
V
µA
mV
V
ns
kHz
µs
µs
µs
µs
µs
µs
ns
µs
Test Conditions/Comments
For V
I
10 pF ≤ C
After this period, the first clock pulse is
generated
O
= 3 mA
IN
= 10% to 90% DVDD3
b
≤ 400 pF
AD9508

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