ICS83905AMLF View Datasheet(PDF) - Integrated Device Technology
Part Name
Description
MFG CO.
'ICS83905AMLF' PDF : 19 Pages View PDF
ICS83905
LOW SKEW, 1:6 CRYSTAL-TO-LVCMOS/LVTTL FANOUT BUFFER
TABLE 1. PIN DESCRIPTIONS
Name
XTAL_OUT
XTAL_IN
ENABLE 1, ENABLE 2
BCLK0, BCLK1, BCLK2,
BCLK3, BCLK4, BCLK5
GND
VDD
VDDO
n/c
Type
Output
Input
Input
Output
Power
Power
Power
Unused
Description
Crystal oscillator interface. XTAL_OUT is the output.
Crystal oscillator interface. XTAL_IN is the input.
Clock enable. LVCMOS / LVTTL interface levels. See Table 3.
Clock outputs. LVCMOS / LVTTL interface levels.
Power supply ground.
Core supply pin.
Output supply pin.
No connect.
TABLE 2. PIN CHARACTERISTICS
Symbol
CIN
Parameter
Input Capacitance
CPD
Power Dissipation Capacitance
(per output)
ROUT
Output Impedance
Test Conditions
VDDO = 3.465V
VDDO = 2.625V
VDDO = 2V
VDDO = 3.3V ± 5%
VDDO = 2.5V ± 5%
VDDO = 1.8V ± 0.2V
Minimum
Typical
4
7
7
10
Maximum
19
18
16
Units
pF
pF
pF
pF
Ω
Ω
Ω
TABLE 3. CLOCK ENABLE FUNCTION TABLE
Control Inputs
ENABLE 1 ENABLE 2
0
0
0
1
1
0
1
1
Outputs
BCLK0:BCLK4
BCLK5
LOW
LOW
LOW
Toggling
Toggling
LOW
Toggling
Toggling
BCLK5
BCLK0:4
ENABLE2
ENABLE1
FIGURE 1. ENABLE TIMING DIAGRAM
IDT™ / ICS™ LVCMOS/LVTTL FANOUT BUFFER
2
ICS83905AM REV. B JULY 9, 2007
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