CBTV4010 PDF даташит
Спецификация CBTV4010 изготовлена «NXP Semiconductors» и имеет функцию, называемую «10-bit DDR SDRAM mux/bus switch». |
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Детали детали
Номер произв | CBTV4010 |
Описание | 10-bit DDR SDRAM mux/bus switch |
Производители | NXP Semiconductors |
логотип |
10 Pages
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CBTV4010
10-bit DDR SDRAM mux/bus switch
Product data
File under Integrated Circuits — ICL03
2002 Feb 19
Philips
Semiconductors
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Philips Semiconductors
10-bit DDR SDRAM mux/bus switch
Product data
CBTV4010
FEATURES
• Enable signal is SSTL_2 compatible
• Optimized for use in Double Data Rate (DDR) SDRAM
applications
• Designed to be used with 400 Mbps/200 MHz DDR data bus
• Switch on resistance is designed to eliminate the need for series
resistor to DDR SDRAM
• 20 Ω on resistance
• Internal 100 Ω pull-down resistors
• Low differential skew
• Matched rise/fall slew rate
• Low cross-talk data-data/data-DQM
• Independent DIMM control lines
• Latch-up protection exceeds 500 mA per JESD78
• ESD protection exceeds 2000 V HBM per JESD22-A114,
200 V MM per JESD22-A115 and 1000 V CDM per JESD22-C101
DESCRIPTION
This 10-bit bus switch is designed for 2.3 V to 2.7 V VCC operation
and SSTL_2 select input levels.
Each Host port pin is multiplexed to one of four DIMM port pins.
When the S pin is low the corresponding 10-bit bus switch is turned
on. The on-state connects the Host port to the DIMM port through a
20 Ω nominal series resistance. When the S pin is high the switch is
open and a high-impedance state exists between the two ports. The
DIMM port is terminated with a 100 Ω resistor to ground when the
S pin is high. The design is intended to have only one DIMM port
active at any time.
The part incorporates a very low cross-talk design. It has a very low
skew between outputs (< 50 ps) and low skew (< 50 ps) for rising
and falling edges. The part has optional performance in DDR data
bus applications.
Each switch has been optimized for connection to 1 or 2-bank
DIMMs.
The low internal RC time constant of the switch (20 Ω × 7 pF) allows
data transfer to be made with minimal propagation delay.
The CBTV4010 is characterized for operation from 0 to +85 °C.
QUICK REFERENCE DATA
SYMBOL
PARAMETER
tPLH
tPHL
CIN
CON
ICCZ
Propagation delay
An to Yn
Input capacitance – control pins
Channel on capacitance
Total supply current
CONDITIONS
Tamb = 25 °C; GND = 0 V
CL = 7 pF; VCC = 2.5 V
VI = 0 V or VCC
Vin = 1.5 V
VCC = 2.5 V
TYPICAL
140
1.8
7
500
UNIT
ps
pF
pF
µA
ORDERING INFORMATION
www.DataSheet4U.comPACKAGES
TFBGA64 (Thin Fine Pitch BGA)
TEMPERATURE RANGE
0 to +85 °C
ORDER CODE
CBTV4010EE
DWG NUMBER
SOT746-1
2002 Feb 19
2 853-2315 27756
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Philips Semiconductors
10-bit DDR SDRAM mux/bus switch
Product data
CBTV4010
64-BALL BGA CONFIGURATION
1
A VDD
B S2
C NC
D
E 2DP9
F 1DP9
G 0DP9
H
J 1DP8
K 0DP8
L 3DP7
2
S1
VDD
S3
GND
3DP9
HP9
3DP8
2DP8
HP8
GND
2DP7
3
NC
S0
HP7
1DP7
4
GND
5
1DP0
0DP0
6
2DP0
HP0
0DP7
3DP6
2DP6
HP6
1DP6
7
3DP0
0DP1
GND
0DP6
8
1DP1
3DP5
9
2DP1
HP1
HP5
2DP5
10
3DP1
GND
HP2
3DP2
0DP3
HP3
GND
0DP4
HP4
3DP4
1DP5
11
0DP2
1DP2
2DP2
1DP3
2DP3
3DP3
1DP4
2DP4
0DP5
NOTE: BLANK SPACE INDICATES NO BALL
PIN DESCRIPTION
PIN NUMBER
SYMBOL
B6, B9, C10, F2,
F10, J2, J10, K3,
K6, K9
HP0–HP9
A2, B1, B3, C2
S0–S3
A5, A6, A7, A9,
A10, A11, B5, B7,
B8, B11, C11, D10,
E1, E2, E10, E11,
F1, F11, G1, G2,
G11, H2, H10, J1,
J11, K1, K4, K5,
K8, K10, K11, L1,
L2, L3, L5, L6, L7,
www.DataSLh9e, eLt140U,.Lc1o1m
B10, D2, G10, K2,
K7,
0DP0–3DP3
0DP1–3DP1
0DP2–3DP2
0DP3–3DP3
0DP4–3DP4
0DP5–3DP5
0DP6–3DP6
0DP7–3DP7
0DP8–3DP8
0DP9–3DP9
GND
A1, B2
VDD
NAME AND FUNCTION
Host ports
Select
DIMM ports
Ground
Positive supply voltage
FUNCTION TABLE
INPUT
S
L
H
H = High voltage level
L = Low voltage level
FUNCTION
Host port = DIMM port
Host port = Disconnect
DIMM port = 100 Ω to GND
SA00589
2002 Feb 19
3
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CBTV4010 | 10-bit DDR SDRAM mux/bus switch | NXP Semiconductors |
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