TS3121 datasheet(17/34 Pages) STMICROELECTRONICS

Part #	TS3121

Description	Rail-to-rail, open-drain comparator with embedded fail-safe input/output

PDF	34 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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17 / 34 page

Figure 38. Low-to-high propagation delay vs. overdrive at

VCC = 5.0 V, CL = 15 pF, RPU = 2.5 kΩ, VPU = VCC

100

150

200

250

300

350

400

Vov (mV)

T = -40°C

T = 25°C

T = 125°C

Vcc = 5V

Vicm = Vcc/2

Figure 39. Low-to-high propagation delay vs. input

common-mode voltage at VCC = 1.8 V, CL = 15 pF,

RPU = 2.5 kΩ, VPU = VCC

110

120

130

140

150

160

170

Input Common mode Voltage (V)

T = -40°C

T = 25°C

T = 125°C

Vcc = 1.8V

Overdrive = 100mV

Figure 40. Low-to-high propagation delay vs. input

common-mode voltage at VCC = 3.3 V, CL = 15 pF,

RPU = 2.5 kΩ, VPU = VCC

110

120

130

140

150

160

170

Input Common mode Voltage (V)

T = -40°C

T = 25°C

T = 125°C

Vcc = 3.3V

Overdrive = 100mV

Figure 41. Low-to-high propagation delay vs. input

common-mode voltage at VCC = 5.0 V, CL = 15 pF,

RPU = 2.5 kΩ, VPU = VCC

110

120

130

140

150

160

170

Input Common mode Voltage (V)

T = -40°C

T = 25°C

T = 125°C

Vcc = 5V

Overdrive = 100mV

TS3121, TS3121A

Typical performance characteristics

DS14484 - Rev 2

page 17/34

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