ics8308agit Integrated Device Technology, ics8308agit Datasheet - Page 12

• Manufacturer Part Number: ics8308agit
• Description: Lvcmos/differential-input Lvcmos-output 1 8 350-mhz Clock Buffer
• Manufacturer: Integrated Device Technology

S
Figure 3 shows a schematic example of the ICS8308I. In this
example, the LVCMOS_CLK input is selected. The decoupling
T
T
The transistor count for ICS8308I is: 1040
IDT
ABLE
RANSISTOR
CHEMATIC
ICS8308I
LOW SKEW, 1-TO-8 DIFFERENTIAL/LVCMOS-TO-LVCMOS FANOUT BUFFER
™
/ ICS
6.
(U1,9)
™
VDD
LVCMOS FANOUT BUFFER
JA
Multi-Layer PCB, JEDEC Standard Test Boards
C1
0.1u
C
VS
E
VDD
OUNT
. A
XAMPLE
3.3V_LVCMOS
Ro ~ 7 Ohm
(U1,12)
IR
F
LOW
C2
0.1u
R11
VDD=3.3V
(U1,16)
T
43
ABLE FOR
Zo = 50 Ohm
C3
0.1u
(U1,20)
F
IGURE
24 L
JA
1K
C4
0.1u
R9
by Velocity (Linear Feet per Minute)
(U1,24)
EAD
1K
R10
3. ICS8308I LVPECL B
R
TSSOP
1K
C5
0.1u
ELIABILITY
VDD
R12
VDD
10
11
12
1
2
3
4
5
6
7
8
9
U1
12
I
Q0
GND
CLK_SEL
LVCMOS_CLK
CLK
nCLK
CLK_EN
OE
VDD
GND
Q1
VDDO
ICS8308I
NFORMATION
capacitors should be physically located near the power pin.
UFFER
70°C/W
S
CHEMATIC
0
VDDO
VDDO
VDDO
GND
GND
GND
Q2
Q3
Q4
Q5
Q6
Q7
24
23
22
21
20
19
18
17
16
15
14
13
E
XAMPLE
63°C/W
VDD
200
R1
R8
ICS8308AGI REV. B OCTOBER 16, 2007
43
43
Zo = 50 Ohm
Zo = 50 Ohm
60°C/W
500
3.3V LVCMOS/LVTTL
3.3V LVCMOS/LVTTL