AD53508 Analog Devices, AD53508 Datasheet - Page 5

• Manufacturer Part Number: AD53508
• Description: PPMU Circuit
• Manufacturer: Analog Devices

* = Active LO
Control
Input
M_CON*
VERIFY*
FORCE_I*
FORCE_EN*
DAC1_SEL*
INTEG*
HOLD*
I_RANGE0*
I_RANGE1*
OUTPUT_CON*
REV. 0
Data Latch Bits
S1
Voltage Force/Current Measure
Irange 0
On
Irange 1
On
Integrate Range
On
Integrate
On
Hold/Measure
On
Current Force/Voltage Measure
Irange 0
On
Irange 1
On
Disable Mode: Output Connected
X
Verify/Voltage Force
On
Verify/Current Force
On
Disconnect
X
DAC2 Select: Enabled
X
S2
Off
Off
Off
Off
Off
On
On
X
On
Off
X
X
DAC1
LO
HI
HI
LO
LO
HI
HI
LO
HI
LO
FV/MI 2 mA
S3
On
On
On
On
On
Off
Off
X
Off
On
X
X
DAC2
LO
HI
HI
LO
HI
HI
HI
LO
HI
LO
FV/MI 200 mA
DAC1
LO
HI
HI
LO
LO
HI
HI
HI
LO
LO
S4
On
On
On
On
On
Off
Off
On
On
Off
On
X
DAC2
LO
HI
HI
LO
HI
HI
HI
HI
LO
LO
S5
Off
Off
Off
Off
Off
On
On
Off
Off
On
Off
X
FV/MI Integrate DAC1
Voltage
Settle
LO
HI
HI
LO
LO
HI
HI
HI
HI
LO
INTEGRATE*
CAPACITOR
Figure 1. Integrate/Current Measure Timing Diagram
CHARGE
Inte-
grate
LO
HI
HI
LO
LO
LO
HI
HI
HI
LO
HOLD*
S6
On
On
On
On
On
On
On
Off
On
On
X
Off
Hold
LO
HI
HI
LO
LO
LO
LO
HI
HI
LO
S7
Off
Off
Off
Off
Off
Off
Off
On
Off
Off
X
On
FV/MI Integrate DAC 2
Voltage
Settle
LO
HI
HI
LO
HI
HI
HI
HI
HI
LO
* = ACTIVE LO
Table II. Truth Table
Table I. Data Table
Inte-
grate
LO
HI
HI
LO
HI
LO
HI
HI
HI
LO
S9
Off
Off
Off
Off
On
Off
Off
Off
Off
Off
On
X
INTEGRATE
Hold
LO
HI
HI
LO
HI
LO
LO
HI
HI
LO
–5–
S17
Off
Off
Off
Off
On
Off
Off
Off
Off
Off
Off
X
FI/MV 2 mA
DAC1
LO
HI
LO
LO
LO
HI
HI
LO
HI
LO
S8
On
On
On
On
Off
On
On
On
On
On
Off
X
DAC2
LO
HI
LO
LO
HI
HI
HI
LO
HI
LO
HOLD
FI/MV 200 µA
DAC1
LO
HI
LO
LO
LO
HI
HI
HI
LO
LO
S13,
S10
On
On
On
Off
Off
On
On
X
On
On
On
X
DISCHARGE
CAPACITOR
DAC2
LO
HI
LO
LO
HI
HI
HI
HI
LO
LO
S15,
S14
On
Off
Off
Off
Off
On
Off
On
On
On
Off
X
FV/Verify
LO
LO
HI
LO
LO
HI
HI
X
X
LO
DAC1
DAC2
LO
LO
HI
LO
HI
HI
HI
X
X
LO
S16
Off
On
Off
Off
Off
Off
On
Off
Off
Off
Off
X
FI/Verify
DAC1
LO
LO
LO
LO
LO
HI
HI
X
X
LO
S11
Off
Off
On
On
Off
Off
Off
Off
Off
Off
Off
X
DAC2
LO
LO
LO
LO
HI
HI
HI
X
X
LO
AD53508
Disconnect
X
X
X
X
X
X
X
X
X
HI
S12
Off
Off
On
On
On
Off
Off
Off
Off
Off
On
X
Disable
Output
Connected
X
X
X
HI
X
X
X
X
X
LO
S18
On
On
On
On
On
On
On
On
On
On
Off
X