
IDT5V49EE904
EEPROM PROGRAMMABLE CLOCK GENERATOR
CLOCK SYNTHESIZER
IDT EEPROM PROGRAMMABLE CLOCK GENERATOR
18
IDT5V49EE904
REV P 092412
Capacitance (T
A = +25 °C)
DC Electrical Characteristics for 3.3-V LVTTL 1
Note 1: See “Recommended Operating Conditions” table.
Power Supply Characteristics for PLLs and Outputs
Symbol
Parameter
Min
Typ
Max
Unit
CIN
Input Capacitance (CLKIN, CLKSEL, SD/OE,
SDA, SCL, SEL[2:0])
37
pF
Pull-down
Resistor
CLKIN, CLKSEL, SD/OE, SEL[2:0]
180
k
Ω
Crystal Specifications
XTAL_FREQ
Crystal frequency
8
50
MHz
XTAL_MIN
Minimum crystal load capacitance
3.5
pF
XTAL_MAX
Maximum crystal load capacitance
35.5
pF
XTAL_VPP
Voltage swing (peak-to-peak, nominal)
1.5
2.3
3.2
V
Symbol
Parameter
Test Conditions
Min
Typ
Max
Unit
VOH
Output HIGH Voltage
2.4
VDD
V
VOL
Output LOW Voltage
0.4
V
VIH
Input HIGH Voltage
2
V
VIL
Input LOW Voltage
0.8
V
IOZDD
Output Leakage Current
3-state outputs. VO = VDD or GND,
VDD = 3.6V
10
A
Supply current Vs Output Frequency
0
20
40
60
80
100
120
140
0
25
50
75
100
125
150
175
200
Output Frequency(MHz)
S
upp
ly
C
u
rr
e
n
t(mA
)
No outputs
REF output on
2 outputs on
3 outputs on
4 outputs on
6 outputs on
8 outputs on
9 outputs on
Total Supply Current Vs PLL Frequency
0
10
20
30
40
50
60
70
0
200
400
600
800
1000
1200
PLL Frequency(MHz)
T
o
ta
lS
u
p
ly
C
u
rr
e
n
t(m
A)
PLL0 ON IDD(mA)
PLL0+PLL1 On IDD(mA)
PLL0+PLL1+PLL2 on IDD(mA)
All Plls ON IDD(mA)