Nexperia USA Inc. 74AHC1G4214GW-Q10H

Overview

74AHC1G4214GW-Q10H from Nexperia is a 14-stage binary divider and oscillator IC with overvoltage-tolerant X1 input (to 5.5 V), 2.0–5.5 V supply range, and automotive-grade AEC-Q100 Grade 1 qualification (-40 °C to +125 °C). It divides input frequency by 16384 (2¹⁴) on the negative-going edge of X1 and supports crystal oscillator or external clock buffer operation - used in automotive infotainment timing, engine control unit clock scaling, and body electronics frequency synthesis.

For engineers reviewing the 74AHC1G4214GW-Q10H datasheet, 74AHC1G4214GW-Q10H pinout, 74AHC1G4214GW-Q10H application, or 74AHC1G4214GW-Q10H equivalent, key selection considerations include its 14-stage synchronous division ratio, TSSOP5 package footprint, overvoltage tolerance enabling mixed-voltage interfacing, and guaranteed operation up to 100 MHz at 3.3 V and 125 MHz at 5 V.

Technical Context

The device integrates a chain of 14 cascaded D-type flip-flops, each dividing by two, delivering a fixed 1:16384 frequency reduction from X1 to Q. Its single inverting stage (X1→X2) functions either as a crystal oscillator driver (with external crystal and load capacitors) or as a level-translating input buffer - when used as a buffer, X2 must be left floating.

Operation is edge-triggered on the negative-going transition of X1; inputs tolerate voltages up to 5.5 V regardless of VCC, enabling direct interfacing with 5 V logic while powered from 3.3 V or lower. Static and dynamic characteristics are fully specified across -40 °C to +125 °C, with propagation delay from X1 to Q ranging from 23 ns (5 V, CL = 15 pF) to 78 ns (3.3 V, CL = 50 pF).

Key Specifications

Pinout & Package

TSSOP5 (SOT353-1) plastic thin shrink small outline package: 5-lead, 1.25 mm body width, 0.65 mm lead pitch, pin 1 indicator at lower-left corner below marking "C4".

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 14-stage divider and oscillator applications.

Compared with 74LVC1G4214GW-Q100, this part offers superior low-VCC performance but higher static current; versus CD4060BM96, it delivers synchronous division, tighter timing control, smaller footprint, and automotive qualification - critical for safety-relevant timing paths.

Availability

74AHC1G4214GW-Q10H is available at Aetrix Electronics and suitable for automotive ECU clock scaling, infotainment system timing, and body control module wake-up logic requiring stable component supply, long-term lifecycle support, and AEC-Q100-compliant traceability.

Supply support for 74AHC1G4214GW-Q10H includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Nexperia is a global semiconductor expert focused on high-volume, high-reliability logic, discrete, and MOSFET solutions, with leadership in automotive-qualified components and advanced packaging.

This device belongs to Nexperia's AHC automotive logic family, designed specifically for robust, low-power clock division and oscillator functions in harsh automotive environments - emphasizing signal integrity, thermal stability, and long-term reliability.

FAQ

Can 74AHC1G4214GW-Q10H operate with a 1.8 V supply?

No. The absolute minimum recommended VCC is 2.0 V per Table 5. Operation below 2.0 V risks failure to meet timing specifications, incorrect state transitions, or non-functional oscillation - especially critical in automotive applications where reliability is mandated by AEC-Q100.

What happens if X2 is not left floating when using X1 as a buffer input?

Connecting X2 to any voltage or load creates unintended feedback, disrupting the internal inverter's operation and potentially causing oscillation instability, excessive current draw, or undefined output states on Q. The datasheet explicitly requires X2 to float in buffer mode to prevent latch-up or functional failure.

Is the 14-stage division ratio programmable or fixed?

The division ratio is fixed at exactly 16384 (2¹⁴) and cannot be altered. There are no control pins, configuration registers, or external components that modify the count depth - it is a hardwired synchronous counter chain with no reset or preset functionality.

Does this device support crystal frequencies above 10 MHz?

Yes - the maximum input frequency is 100 MHz at 3.3 V and 125 MHz at 5 V. However, crystal oscillator operation is typically limited by crystal manufacturer specs and PCB layout; for crystals >10 MHz, ensure proper load capacitance (C1/C2), minimal trace length, and stable biasing via R1 (2.2 kΩ recommended).