SSTVF16859BS,157 NXP Semiconductors, SSTVF16859BS,157 Datasheet - Page 7
![IC BUFFER DDR 13BIT 56-HVQFN](/photos/6/90/69032/568-56-hvqfn_sot684-1_sml.jpg)
SSTVF16859BS,157
Manufacturer Part Number
SSTVF16859BS,157
Description
IC BUFFER DDR 13BIT 56-HVQFN
Manufacturer
NXP Semiconductors
Series
SSTr
Datasheet
1.SSTVF16859BS118.pdf
(23 pages)
Specifications of SSTVF16859BS,157
Logic Type
Registered Buffer for DDR
Supply Voltage
2.3 V ~ 2.7 V
Number Of Bits
13, 26
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
56-VQFN Exposed Pad, 56-HVQFN, 56-SQFN, 56-DHVQFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
935276956157
SSTVF16859BS
SSTVF16859BS
SSTVF16859BS
SSTVF16859BS
Philips Semiconductors
Table 3:
7. Functional description
9397 750 15157
Product data sheet
Symbol
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
VREF
CK
CK
RESET
n.c.
Pin description
Pin
TSSOP64
35
36
40
41
42
44
52
53
55
56
57
61
62
45
48
49
51
-
7.1 Function table
Refer to
Table 4:
H = HIGH voltage level; L = LOW voltage level;
[1]
Inputs
RESET
H
H
H
L
= LOW-to-HIGH transition; X = Don’t care
…continued
Q
0
HVQFN56
24
25
28
29
30
31
39
40
41
42
43
46
47
32
35
36
38
-
is the previous state of output Qn.
Figure 1 “Logic diagram of
Function selection (each flip-flop)
CK
L or H
X or floating
Rev. 02 — 19 July 2005
LFBGA96
N5
N6
M5
M6
L5
L6
G5
F6
F5
E6
E5
D6
D5
J4
J6
H6
G6
A1, A2, A3, A4,
A5, A6, B5, B6,
C5, C6, H5, J5,
K5, K6, P5, P6,
R1, R2, R3, R4,
R5, R6, T1, T2,
T3, T4, T5, T6
SSTVF16859”.
CK
L or H
X or floating
Description
Data input. Clocked in on the crossing of the rising
edge of CK and the falling edge of CK.
input reference voltage
positive master clock input
negative master clock input
Asynchronous reset input. Resets registers and
disables data and clock differential input receivers.
not connected
13-bit 1 : 2 SSTL_2 registered buffer for DDR
= HIGH-to-LOW transition;
Dn
L
H
X
X or floating
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
SSTVF16859
Output
Qn
L
H
Q
L
0
[1]
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