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Rockwell Automation Publication 2198-UM002E-EN-P - February 2018
Chapter 4
Connector Data and Feature Descriptions
Generic TTL Feedback
Table 38 - Generic TTL Incremental Specifications
Figure 48 - Generic TTL Incremental, MTR_AM and MTR_BM Signals
Attribute
Value
TTL incremental encoder support
5V, differential A quad B
Quadrature interpolation
4 counts / square wave period
Differential input voltage
(MTR_AM, MTR_BM, and MTR_IM)
5V DC, differential line driver (DLD) output compatible
DC current draw
(MTR_AM, MTR_BM, and MTR_IM)
30 mA, max
Input signal frequency
(MTR_AM, MTR_BM, and MTR_IM)
5.0 MHz, max
Edge separation
(MTR_AM and MTR_BM)
42 ns min, between any two edges
Commutation verification
Commutation angle verification performed at the first Hall signal
transition and periodically verifies thereafter
Hall inputs
(MTR_S1, MTR_S2, and MTR_S3)
Single-ended, TTL, open collector, or none
MTR_AM- or
MTR_BM-
1 k
Ω
to A/D Converter
56 pF
+2.5V
+2.5V
56 pF
1 k
Ω
121
Ω
or
2 k
Ω
1 k
Ω
1 k
Ω
220 pF
220 pF
2 k
Ω
+
+
to AqB Counter
-
-
Shaded area indicates components that are part of the circuit, but support other
feedback device types (not used for Generic TTL incremental support).
Kinetix 5700
Servo Drive