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| Part Number | CY74FCT244CTQCT | CY74FCT244TQCT | CY74FCT245CTQCT | CY74FCT244DTQCT | CY74FCT2244CTQCT | CY74FCT240CTQCT | CY74FCT244ATQCT | CY74FCT244CTQC | 
|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | 
| Product Status | Active | Active | Active | Obsolete | Active | Obsolete | Active | Active | 
| Logic Type | Buffer, Non-Inverting | Buffer, Non-Inverting | Transceiver, Non-Inverting | Buffer, Non-Inverting | Buffer, Non-Inverting | Buffer, Inverting | Buffer, Non-Inverting | - | 
| Number of Elements | 2 | 2 | 1 | 2 | 2 | 2 | 2 | - | 
| Number of Bits per Element | 4 | 4 | 8 | 4 | 4 | 4 | 4 | - | 
| Input Type | - | - | - | - | - | - | - | - | 
| Output Type | 3-State | 3-State | 3-State | 3-State | 3-State | 3-State | 3-State | - | 
| Current - Output High, Low | 32mA, 64mA | 32mA, 64mA | 32mA, 64mA | 32mA, 64mA | 15mA, 12mA | 32mA, 64mA | 32mA, 64mA | - | 
| Voltage - Supply | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V | - | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | - | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | - | 
| Package / Case | 20-SSOP (0.154", 3.90mm Width) | 20-SSOP (0.154", 3.90mm Width) | 20-SSOP (0.154", 3.90mm Width) | 20-SSOP (0.154", 3.90mm Width) | 20-SSOP (0.154", 3.90mm Width) | 20-SSOP (0.154", 3.90mm Width) | 20-SSOP (0.154", 3.90mm Width) | - | 
| Supplier Device Package | 20-SSOP | 20-SSOP | 20-SSOP | 20-SSOP | 20-SSOP | 20-SSOP | 20-SSOP | - |