E6420BBG Semtech, E6420BBG Datasheet - Page 8

• Manufacturer Part Number: E6420BBG
• Manufacturer: Semtech

Specifications of E6420BBG

• Lead Free Status / RoHS Status: Not Compliant

Group A DACs
There are five Group A DACs/channel. Group A DACs have
a centralized offset, gain and range that is independent of
any other group.
Group A DACs are characterized by 13 bit resolution and
their typical outputs are governed by the following equation:
where:
Note: V
Group B DACs
There are two Group B DACs/channel. Group B DACs
have a centralized offset, gain and range that is
independent of any other group.
Group B DACs are characterized by 13 bit resolution and
their typical outputs are governed by the following
equation:.
where:
Note: V
Group C DACs
There are two Group C DACs/channel. Group C DACs have
a centralized offset, gain and range that is independent of
any other group'.
Group C DACs are characterized by 13 bit resolution and
their typical outputs are governed by the following equation:
where:
Note: V
HIGH-PERFORMANCE PRODUCTS – ATE
Circuit Description (continued)
2000 Semtech Corp.
REF
REF
REF
= 2.5V
= 2.5V
= 2.5V
8
Group D DACs
There are two Group D DACs/channel. Group D DACs
have a centralized offset, gain and range that is
independent of any other group.
Group D DACs are characterized by 13 bit resolution and
their typical outputs are governed by the following
equation:
where:
Note: V
DAC Current Output Overview
The output current of Group E and F DACs is governed by
the following equation:
where:
DATA corresponds to the base-10 value of the binary data
loaded into the shift resister in Figure 2.
K
G[E:F]
is a multiplying factor that is fixed, as follows:
K
V
MAX_COUNT_E = 8192
MAX_COUNT_F = 64
REF
REF
GE
= 80
= 2.5V
= 2.5V
Equation 5.
K
GF
= 80
Edge6420
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