IO337-650k Pin Mapping / IO337-650k / Configurable I/O Modules / Configurable I/O / Speedgoat I/O Blockset

v10.0.1.x for R2026a

IO337-650k Pin Mapping

IO337-650k Pin Mapping — Reference information about the I/O module terminal board and front connector

Terminal Board Pin Mapping

Pin	Signal	Pin	Signal
1	Digital Input/Output 03 (LVDS -)	2	Digital Input/Output 04 (LVDS -)
3	Digital Input/Output 03 (LVDS +)	4	Digital Input/Output 04 (LVDS +)
5	Digital Input/Output 01 (LVDS -)	6	Digital Input/Output 02 (LVDS -)
7	Digital Input/Output 01 (LVDS +)	8	Digital Input/Output 02 (LVDS +)
9	Ground	10	Ground
11	NC	12	NC
13	NC	14	NC
15	NC	16	NC
17	NC	18	NC
19	Ground	20	Ground
21	Analog Output 31	22	Analog Output 32
23	Analog Output 29	24	Analog Output 30
25	Analog Output 27	26	Analog Output 28
27	Analog Output 25	28	Analog Output 26
29	Ground	30	Ground
31	Analog Output 23	32	Analog Output 24
33	Analog Output 21	34	Analog Output 22
35	Analog Output 19	36	Analog Output 20
37	Analog Output 17	38	Analog Output 18
39	Ground	40	Ground
41	Analog Output 15	42	Analog Output 16
43	Ground	44	Ground
45	Analog Output 13	46	Analog Output 14
47	Ground	48	Ground
49	Analog Output 11	50	Analog Output 12
51	Ground	52	Ground
53	Analog Output 09	54	Analog Output 10
55	Ground	56	Ground
57	Analog Output 07	58	Analog Output 08
59	Ground	60	Ground
61	Ground	62	Ground
63	Analog Output 05	64	Analog Output 06
65	Ground	66	Ground
67	Ground	68	Ground
69	Analog Output 03	70	Analog Output 04
71	Ground	72	Ground
73	Ground	74	Ground
75	Analog Output 01	76	Analog Output 02
77	Ground	78	Ground
79	Analog Input 07 (-)	80	Analog Input 08 (-)
81	Analog Input 07 (+)	82	Analog Input 08 (+)
83	Ground	84	Ground
85	Analog Input 05 (-)	86	Analog Input 06 (-)
87	Analog Input 05 (+)	88	Analog Input 06 (+)
89	Ground	90	Ground
91	Analog Input 03 (-)	92	Analog Input 04 (-)
93	Analog Input 03 (+)	94	Analog Input 04 (+)
95	Ground	96	Ground
97	Analog Input 01 (-)	98	Analog Input 02 (-)
99	Analog Input 01 (+)	100	Analog Input 02 (+)

	Warning
	Owing to the cable type used for the IO337 I/O module, the terminal board and the I/O module front connector pin mappings are NOT identical.

	Note
	The analog inputs are differential, the analog outputs are single-ended, and the digital inputs and outputs use LVDS pairs.

I/O Module Front Connector Pin Mapping

Pin	Signal	Pin	Signal
1	Analog Input 01 (+)	2	Analog Input 02 (+)
3	Analog Input 01 (-)	4	Analog Input 02 (-)
5	Ground	6	Ground
7	Analog Input 03 (+)	8	Analog Input 04 (+)
9	Analog Input 03 (-)	10	Analog Input 04 (-)
11	Ground	12	Ground
13	Analog Input 05 (+)	14	Analog Input 06 (+)
15	Analog Input 05 (-)	16	Analog Input 06 (-)
17	Ground	18	Ground
19	Analog Input 07 (+)	20	Analog Input 08 (+)
21	Analog Input 07 (-)	22	Analog Input 08 (-)
23	Ground	24	Ground
25	Analog Output 01	26	Analog Output 02
27	Ground	28	Ground
29	Ground	30	Ground
31	Analog Output 03	32	Analog Output 04
33	Ground	34	Ground
35	Ground	36	Ground
37	Analog Output 05	38	Analog Output 06
39	Ground	40	Ground
41	Ground	42	Ground
43	Analog Output 07	44	Analog Output 08
45	Ground	46	Ground
47	Analog Output 09	48	Analog Output 10
49	Ground	50	Ground
51	Analog Output 11	52	Analog Output 12
53	Ground	54	Ground
55	Analog Output 13	56	Analog Output 14
57	Ground	58	Ground
59	Analog Output 15	60	Analog Output 16
61	Ground	62	Ground
63	Analog Output 17	64	Analog Output 18
65	Analog Output 19	66	Analog Output 20
67	Analog Output 21	68	Analog Output 22
69	Analog Output 23	70	Analog Output 24
71	Ground	72	Ground
73	Analog Output 25	74	Analog Output 26
75	Analog Output 27	76	Analog Output 28
77	Analog Output 29	78	Analog Output 30
79	Analog Output 31	80	Analog Output 32
81	Ground	82	Ground
83	NC	84	NC
85	NC	86	NC
87	NC	88	NC
89	NC	90	NC
91	Ground	92	Ground
93	Digital Input/Output 01 (LVDS +)	94	Digital Input/Output 02 (LVDS +)
95	Digital Input/Output 01 (LVDS -)	96	Digital Input/Output 02 (LVDS -)
97	Digital Input/Output 03 (LVDS +)	98	Digital Input/Output 04 (LVDS +)
99	Digital Input/Output 03 (LVDS -)	100	Digital Input/Output 04 (LVDS -)

Connector Information: 100-Pin Female ERF8 SAMTEC

Pin count	100
Connector supplier & order info	Samtec ERF8-050-01-L-D-RA-L-TR or compatible
Mating connector supplier & order info	ERM8-050-01-L-D-EM2-TR or compatible
Cable	100-pin male ERM8 to 100-pin male ERM8 Sales Item IDs: 305181
Terminal board	100-Pin Female ERF8 SAMTEC Sales Item ID: 350083

Documentation

IO337-650k Pin Mapping

Terminal Board Pin Mapping

I/O Module Front Connector Pin Mapping

Connector Information: 100-Pin Female ERF8 SAMTEC