AD9954

Interface

14-Bit Direct Digital Synthesizer with 400MSPS DAC, 1.8V, TQFP48

Symbol

49 pins

Schematic symbol for AD9954

Units: 1
Kind: part
Grid: on 1.27 mm

Footprint

49 pads

Footprint for AD9954

Library: Package_QFP
Mount: smd
Courtyard: 10.3 × 10.3 mm
Link: exact
Footprint page: Open →

3D model

STEP

Package_QFP_TQFP-48-1EP_7x7mm_P0.5mm_EP3.5x3.5mm

9 × 9 × 1.10 mm

619 KB STEP

Library: Package_QFP_TQFP-48-1EP_7x7mm_P0.5mm
Link: exact
Model page: Open →

Pins and pads

Every pin on the symbol has a pad on the footprint.

Pin	Name	Type	Pad
1	I/OUPDATE	bidirectional	1
2	DVDD	power_in	2
3	DGND	power_in	3
4	AVDD	power_in	4
5	AGND	power_in	5
6	AVDD	passive	6
7	AGND	passive	7
8	~{OSC/REFCLK}	input	8
9	OSC/REFCLK	input	9
10	CRYSTALOUT	output	10
11	CLKMODESELECT	input	11
12	LOOP_FILTER	input	12
13	AVDD	passive	13
14	AGND	passive	14
15	AGND	passive	15
16	AVDD	passive	16
17	AGND	passive	17
18	AVDD	passive	18
19	AVDD	passive	19
20	~{IOUT}	output	20
21	IOUT	output	21
22	AGND	passive	22
23	DACBP	input	23
24	DAC_R_{SET}	input	24
25	AVDD	passive	25
26	AGND	passive	26
27	AVDD	passive	27
28	COMP_OUT	output	28
29	AVDD	passive	29
30	COMP_IN	input	30
31	~{COMP_IN}	input	31
32	AGND	passive	32
33	DGND	passive	33
34	DVDD	passive	34
35	PWRDWNCTL	input	35
36	RESET	input	36
37	IOSYNC	input	37
38	SDO	output	38
39	~{CS}	input	39
40	SCLK	input	40
41	SDIO	bidirectional	41
42	DGND	passive	42
43	DVDD_I/O	power_in	43
44	SYNC_IN	power_in	44
45	SYNC_CLK	output	45
46	OSK	input	46
47	PS0	input	47
48	PS1	input	48
49	AGND	passive	49

On real boards

2 designs use this part

2 carry its footprint on a board, and no other part in the catalog uses that footprint. Largest first.

The603 200 BOARD2Layout · 211 parts · 4 layersby footprint
Closed Loop Stepper TMC2130 AS5048ALayout · 38 parts · 2 layersby footprint

Provenance

Source: kicad-symbols
Credit: KiCad Libraries Contributors
Licence: CC-BY-SA-4.0-with-KiCad-exception
Link method: exact
Cross-check: passed